diff --git a/src/app/_eth/accountIndex.ts b/src/app/_eth/accountIndex.ts
index 0000757..5519340 100644
--- a/src/app/_eth/accountIndex.ts
+++ b/src/app/_eth/accountIndex.ts
@@ -1,10 +1,8 @@
-// @ts-ignore
-import * as accountIndex from '@src/assets/js/block-sync/data/AccountRegistry.json';
 import {environment} from '@src/environments/environment';
-const Web3 = require('web3');
+import Web3 from 'web3';
 
-const web3 = new Web3(environment.web3Provider);
-const abi = accountIndex.default;
+const abi: Array<any> = require('@src/assets/js/block-sync/data/AccountRegistry.json');
+const web3: Web3 = new Web3(environment.web3Provider);
 
 export class AccountIndex {
   contractAddress: string;
@@ -30,14 +28,14 @@ export class AccountIndex {
   }
 
   public async last(numberOfAccounts: number): Promise<Array<string>> {
-    const count = await this.totalAccounts();
-    let lowest = count - numberOfAccounts - 1;
+    const count: number = await this.totalAccounts();
+    let lowest: number = count - numberOfAccounts - 1;
     if (lowest < 0) {
       lowest = 0;
     }
-    let accounts = [];
+    const accounts: Array<string> = [];
     for (let i = count - 1; i > lowest; i--) {
-      const account = await this.contract.methods.accounts(i).call();
+      const account: string = await this.contract.methods.accounts(i).call();
       accounts.push(account);
     }
     return accounts;
@@ -46,8 +44,7 @@ export class AccountIndex {
   public async addToAccountRegistry(address: string): Promise<boolean> {
     if (!await this.haveAccount(address)) {
       return await this.contract.methods.add(address).send({from: this.signerAddress});
-    } else {
-      return await this.haveAccount(address);
     }
+    return true;
   }
 }
diff --git a/src/app/_eth/token-registry.ts b/src/app/_eth/token-registry.ts
index 39155d7..f4dc384 100644
--- a/src/app/_eth/token-registry.ts
+++ b/src/app/_eth/token-registry.ts
@@ -1,10 +1,8 @@
-// @ts-ignore
-import * as registryClient from '@src/assets/js/block-sync/data/TokenUniqueSymbolIndex.json';
 import Web3 from 'web3';
 import {environment} from '@src/environments/environment';
 
-const web3 = new Web3(environment.web3Provider);
-const abi = registryClient.default;
+const abi: Array<any> = require('@src/assets/js/block-sync/data/TokenUniqueSymbolIndex.json');
+const web3: Web3 = new Web3(environment.web3Provider);
 
 export class TokenRegistry {
   contractAddress: string;
@@ -30,7 +28,7 @@ export class TokenRegistry {
   }
 
   public async addressOf(identifier: string): Promise<string> {
-    const id = '0x' + web3.utils.padRight(new Buffer(identifier).toString('hex'), 64);
+    const id: string = web3.eth.abi.encodeParameter('bytes32', web3.utils.toHex(identifier));
     return await this.contract.methods.addressOf(id).call();
   }
 }
diff --git a/src/app/_helpers/array-sum.ts b/src/app/_helpers/array-sum.ts
index 44b6856..67cf305 100644
--- a/src/app/_helpers/array-sum.ts
+++ b/src/app/_helpers/array-sum.ts
@@ -1,5 +1,7 @@
-export class ArraySum {
-  static arraySum(arr: any[]): number {
-    return arr.reduce((accumulator, current) => accumulator + current, 0);
-  }
+function arraySum(arr: Array<number>): number {
+  return arr.reduce((accumulator, current) => accumulator + current, 0);
 }
+
+export {
+  arraySum
+};
diff --git a/src/app/_helpers/clipboard-copy.ts b/src/app/_helpers/clipboard-copy.ts
index 404aeac..59d9f18 100644
--- a/src/app/_helpers/clipboard-copy.ts
+++ b/src/app/_helpers/clipboard-copy.ts
@@ -1,6 +1,6 @@
 function copyToClipboard(text: any): boolean {
   // create our hidden div element
-  const hiddenCopy = document.createElement('div');
+  const hiddenCopy: HTMLDivElement = document.createElement('div');
   // set the innerHTML of the div
   hiddenCopy.innerHTML = text;
   // set the position to be absolute and off the screen
@@ -21,7 +21,7 @@ function copyToClipboard(text: any): boolean {
   // append the div to the body
   document.body.appendChild(hiddenCopy);
   // create a selection range
-  const copyRange = document.createRange();
+  const copyRange: Range = document.createRange();
   // set the copy range to be the hidden div
   copyRange.selectNode(hiddenCopy);
   // add the copy range
diff --git a/src/app/_helpers/custom-error-state-matcher.ts b/src/app/_helpers/custom-error-state-matcher.ts
index 8728100..b33c367 100644
--- a/src/app/_helpers/custom-error-state-matcher.ts
+++ b/src/app/_helpers/custom-error-state-matcher.ts
@@ -3,7 +3,7 @@ import {FormControl, FormGroupDirective, NgForm} from '@angular/forms';
 
 export class CustomErrorStateMatcher implements ErrorStateMatcher{
   isErrorState(control: FormControl | null, form: FormGroupDirective | NgForm | null): boolean {
-    const isSubmitted = form && form.submitted;
+    const isSubmitted: boolean = form && form.submitted;
     return !!(control && control.invalid && (control.dirty || control.touched || isSubmitted));
   }
 }
diff --git a/src/app/_helpers/custom.validator.ts b/src/app/_helpers/custom.validator.ts
index 25aa06a..a5a3b59 100644
--- a/src/app/_helpers/custom.validator.ts
+++ b/src/app/_helpers/custom.validator.ts
@@ -15,7 +15,7 @@ export class CustomValidator {
         return null;
       }
 
-      const valid = regex.test(control.value);
+      const valid: boolean = regex.test(control.value);
       return valid ? null : error;
     };
   }
diff --git a/src/app/_helpers/export-csv.ts b/src/app/_helpers/export-csv.ts
index bb9406c..46b5262 100644
--- a/src/app/_helpers/export-csv.ts
+++ b/src/app/_helpers/export-csv.ts
@@ -1,12 +1,11 @@
-function exportCsv(arrayData: any[], filename: string, delimiter = ','): void {
+function exportCsv(arrayData: Array<any>, filename: string, delimiter: string = ','): void {
   if (arrayData === undefined || arrayData.length === 0) {
     alert('No data to be exported!');
     return;
   }
-  const header = Object.keys(arrayData[0]).join(delimiter) + '\n';
-  let csv = header;
+  let csv: string = Object.keys(arrayData[0]).join(delimiter) + '\n';
   arrayData.forEach(obj => {
-    let row = [];
+    const row: Array<any> = [];
     for (const key in obj) {
       if (obj.hasOwnProperty(key)) {
         row.push(obj[key]);
@@ -15,10 +14,10 @@ function exportCsv(arrayData: any[], filename: string, delimiter = ','): void {
     csv += row.join(delimiter) + '\n';
   });
 
-  const csvData = new Blob([csv], {type: 'text/csv'});
-  const csvUrl = URL.createObjectURL(csvData);
+  const csvData: Blob = new Blob([csv], {type: 'text/csv'});
+  const csvUrl: string = URL.createObjectURL(csvData);
 
-  let downloadLink = document.createElement('a');
+  const downloadLink: HTMLAnchorElement = document.createElement('a');
   downloadLink.href = csvUrl;
   downloadLink.target = '_blank';
   downloadLink.download = filename + '.csv';
diff --git a/src/app/_helpers/global-error-handler.ts b/src/app/_helpers/global-error-handler.ts
index 52d808e..fd708b2 100644
--- a/src/app/_helpers/global-error-handler.ts
+++ b/src/app/_helpers/global-error-handler.ts
@@ -3,10 +3,10 @@ import {LoggingService} from '@app/_services/logging.service';
 import {HttpErrorResponse} from '@angular/common/http';
 import {Router} from '@angular/router';
 
-// A generalized http repsonse error
+// A generalized http response error
 export class HttpError extends Error {
-  public status: number
-  constructor(message, status) {
+  public status: number;
+  constructor(message: string, status: number) {
     super(message);
     this.status = status;
     this.name = 'HttpError';
@@ -15,7 +15,7 @@ export class HttpError extends Error {
 
 @Injectable()
 export class GlobalErrorHandler extends ErrorHandler {
-  private sentencesForWarningLogging: string[] = [];
+  private sentencesForWarningLogging: Array<string> = [];
 
   constructor(
     private loggingService: LoggingService,
@@ -26,15 +26,15 @@ export class GlobalErrorHandler extends ErrorHandler {
 
   handleError(error: Error): void {
     this.logError(error);
-    const message = error.message ? error.message : error.toString();
+    const message: string = error.message ? error.message : error.toString();
 
     // if (error.status) {
     //   error = new Error(message);
     // }
 
-    const errorTraceString = `Error message:\n${message}.\nStack trace: ${error.stack}`;
+    const errorTraceString: string = `Error message:\n${message}.\nStack trace: ${error.stack}`;
 
-    const isWarning = this.isWarning(errorTraceString);
+    const isWarning: boolean = this.isWarning(errorTraceString);
     if (isWarning) {
       this.loggingService.sendWarnLevelMessage(errorTraceString, {error});
     } else {
@@ -45,7 +45,7 @@ export class GlobalErrorHandler extends ErrorHandler {
   }
 
   logError(error: any): void {
-    const route = this.router.url;
+    const route: string = this.router.url;
     if (error instanceof HttpErrorResponse) {
       this.loggingService.sendErrorLevelMessage(
         `There was an HTTP error on route ${route}.\n${error.message}.\nStatus code: ${(error as HttpErrorResponse).status}`,
@@ -60,12 +60,12 @@ export class GlobalErrorHandler extends ErrorHandler {
   }
 
   private isWarning(errorTraceString: string): boolean {
-    let isWarning = true;
+    let isWarning: boolean = true;
     if (errorTraceString.includes('/src/app/')) {
       isWarning = false;
     }
 
-    this.sentencesForWarningLogging.forEach((whiteListSentence) => {
+    this.sentencesForWarningLogging.forEach((whiteListSentence: string) => {
       if (errorTraceString.includes(whiteListSentence)) {
         isWarning = true;
       }
diff --git a/src/app/_helpers/http-getter.ts b/src/app/_helpers/http-getter.ts
index f5c9f65..dd59444 100644
--- a/src/app/_helpers/http-getter.ts
+++ b/src/app/_helpers/http-getter.ts
@@ -1,13 +1,13 @@
 function HttpGetter(): void {}
 
-HttpGetter.prototype.get = filename => new Promise((whohoo, doh) => {
-  const xhr = new XMLHttpRequest();
+HttpGetter.prototype.get = filename => new Promise((resolve, reject) => {
+  const xhr: XMLHttpRequest = new XMLHttpRequest();
   xhr.addEventListener('load', (e) => {
     if (xhr.status === 200) {
-      whohoo(xhr.responseText);
+      resolve(xhr.responseText);
       return;
     }
-    doh('failed with status ' + xhr.status + ': ' + xhr.statusText);
+    reject('failed with status ' + xhr.status + ': ' + xhr.statusText);
   });
   xhr.open('GET', filename);
   xhr.send();
diff --git a/src/app/_helpers/mock-backend.ts b/src/app/_helpers/mock-backend.ts
index 42a6590..dd92523 100644
--- a/src/app/_helpers/mock-backend.ts
+++ b/src/app/_helpers/mock-backend.ts
@@ -3,7 +3,41 @@ import {Injectable} from '@angular/core';
 import {Observable, of, throwError} from 'rxjs';
 import {delay, dematerialize, materialize, mergeMap} from 'rxjs/operators';
 
-const actions = [
+interface Action {
+  id: number;
+  user: string;
+  role: string;
+  action: string;
+  approval: boolean;
+}
+
+interface Token {
+  name: string;
+  symbol: string;
+  address: string;
+  supply: string;
+  decimals: string;
+  reserves: {};
+  reserveRatio?: string;
+  owner?: string;
+}
+
+interface Category {
+  name: string;
+  products: Array<string>;
+}
+
+interface AreaName {
+  name: string;
+  locations: Array<string>;
+}
+
+interface AreaType {
+  name: string;
+  area: Array<string>;
+}
+
+const actions: Array<Action> = [
   { id: 1, user: 'Tom', role: 'enroller', action: 'Disburse RSV 100', approval: false },
   { id: 2, user: 'Christine', role: 'admin', action: 'Change user phone number', approval: true },
   { id: 3, user: 'Will', role: 'superadmin', action: 'Reclaim RSV 1000', approval: true },
@@ -12,7 +46,7 @@ const actions = [
   { id: 6, user: 'Patience', role: 'enroller', action: 'Change user information', approval: false }
 ];
 
-const tokens = [
+const tokens: Array<Token> = [
   {
     name: 'Giftable Reserve', symbol: 'GRZ', address: '0xa686005CE37Dce7738436256982C3903f2E4ea8E', supply: '1000000001000000000000000000',
     decimals: '18', reserves: {}
@@ -44,7 +78,7 @@ const tokens = [
   }
 ];
 
-const categories = [
+const categories: Array<Category> = [
   {
     name: 'system',
     products: ['system', 'office main', 'office main phone']
@@ -146,7 +180,7 @@ const categories = [
   }
 ];
 
-const areaNames = [
+const areaNames: Array<AreaName> = [
   {
     name: 'Mukuru Nairobi',
     locations: ['kayaba', 'kayba', 'kambi', 'mukuru', 'masai', 'hazina', 'south', 'tetra', 'tetrapak', 'ruben', 'rueben', 'kingston',
@@ -211,7 +245,7 @@ const areaNames = [
   }
 ];
 
-const areaTypes = [
+const areaTypes: Array<AreaType> = [
   {
     name: 'urban',
     area: ['urban', 'nairobi', 'mombasa']
@@ -230,9 +264,9 @@ const areaTypes = [
   }
 ];
 
-const accountTypes = ['user', 'cashier', 'vendor', 'tokenagent', 'group'];
-const transactionTypes = ['transactions', 'conversions', 'disbursements', 'rewards', 'reclamation'];
-const genders = ['male', 'female', 'other'];
+const accountTypes: Array<string> = ['user', 'cashier', 'vendor', 'tokenagent', 'group'];
+const transactionTypes: Array<string> = ['transactions', 'conversions', 'disbursements', 'rewards', 'reclamation'];
+const genders: Array<string> = ['male', 'female', 'other'];
 
 @Injectable()
 export class MockBackendInterceptor implements HttpInterceptor {
@@ -285,77 +319,77 @@ export class MockBackendInterceptor implements HttpInterceptor {
 
     // route functions
 
-    function getActions(): Observable<any> {
+    function getActions(): Observable<HttpResponse<any>> {
       return ok(actions);
     }
 
-    function getActionById(): Observable<any> {
-      const queriedAction = actions.find(action => action.id === idFromUrl());
+    function getActionById(): Observable<HttpResponse<any>> {
+      const queriedAction: Action = actions.find(action => action.id === idFromUrl());
       return ok(queriedAction);
     }
 
-    function approveAction(): Observable<any> {
-      const queriedAction = actions.find(action => action.id === idFromUrl());
+    function approveAction(): Observable<HttpResponse<any>> {
+      const queriedAction: Action = actions.find(action => action.id === idFromUrl());
       queriedAction.approval = body.approval;
-      const message = `Action approval status set to ${body.approval} successfully!`;
+      const message: string = `Action approval status set to ${body.approval} successfully!`;
       return ok(message);
     }
 
-    function getTokens(): Observable<any> {
+    function getTokens(): Observable<HttpResponse<any>> {
       return ok(tokens);
     }
 
-    function getTokenBySymbol(): Observable<any> {
-      const queriedToken = tokens.find(token => token.symbol === stringFromUrl());
+    function getTokenBySymbol(): Observable<HttpResponse<any>> {
+      const queriedToken: Token = tokens.find(token => token.symbol === stringFromUrl());
       return ok(queriedToken);
     }
 
-    function getCategories(): Observable<any> {
-      const categoryList = categories.map(category => category.name);
+    function getCategories(): Observable<HttpResponse<any>> {
+      const categoryList: Array<string> = categories.map(category => category.name);
       return ok(categoryList);
     }
 
-    function getCategoryByProduct(): Observable<any> {
-      const queriedCategory = categories.find(category => category.products.includes(stringFromUrl()));
+    function getCategoryByProduct(): Observable<HttpResponse<any>> {
+      const queriedCategory: Category = categories.find(category => category.products.includes(stringFromUrl()));
       return ok(queriedCategory.name);
     }
 
-    function getAreaNames(): Observable<any> {
-      const areaNameList = areaNames.map(areaName => areaName.name);
+    function getAreaNames(): Observable<HttpResponse<any>> {
+      const areaNameList: Array<string> = areaNames.map(areaName => areaName.name);
       return ok(areaNameList);
     }
 
-    function getAreaNameByLocation(): Observable<any> {
-      const queriedAreaName = areaNames.find(areaName => areaName.locations.includes(stringFromUrl()));
+    function getAreaNameByLocation(): Observable<HttpResponse<any>> {
+      const queriedAreaName: AreaName = areaNames.find(areaName => areaName.locations.includes(stringFromUrl()));
       return ok(queriedAreaName.name);
     }
 
-    function getAreaTypes(): Observable<any> {
-      const areaTypeList = areaTypes.map(areaType => areaType.name);
+    function getAreaTypes(): Observable<HttpResponse<any>> {
+      const areaTypeList: Array<string> = areaTypes.map(areaType => areaType.name);
       return ok(areaTypeList);
     }
 
-    function getAreaTypeByArea(): Observable<any> {
-      const queriedAreaType = areaTypes.find(areaType => areaType.area.includes(stringFromUrl()));
+    function getAreaTypeByArea(): Observable<HttpResponse<any>> {
+      const queriedAreaType: AreaType = areaTypes.find(areaType => areaType.area.includes(stringFromUrl()));
       return ok(queriedAreaType.name);
     }
 
-    function getAccountTypes(): Observable<any> {
+    function getAccountTypes(): Observable<HttpResponse<any>> {
       return ok(accountTypes);
     }
 
-    function getTransactionTypes(): Observable<any> {
+    function getTransactionTypes(): Observable<HttpResponse<any>> {
       return ok(transactionTypes);
     }
 
-    function getGenders(): Observable<any> {
+    function getGenders(): Observable<HttpResponse<any>> {
       return ok(genders);
     }
 
     // helper functions
 
-    function ok(body): Observable<any> {
-      return of(new HttpResponse({ status: 200, body }));
+    function ok(responseBody: any): Observable<HttpResponse<any>> {
+      return of(new HttpResponse({ status: 200, body: responseBody }));
     }
 
     function error(message): Observable<any> {
@@ -363,12 +397,12 @@ export class MockBackendInterceptor implements HttpInterceptor {
     }
 
     function idFromUrl(): number {
-      const urlParts = url.split('/');
+      const urlParts: Array<string> = url.split('/');
       return parseInt(urlParts[urlParts.length - 1], 10);
     }
 
     function stringFromUrl(): string {
-      const urlParts = url.split('/');
+      const urlParts: Array<string> = url.split('/');
       return urlParts[urlParts.length - 1];
     }
   }
diff --git a/src/app/_helpers/read-csv.ts b/src/app/_helpers/read-csv.ts
index 8ba24af..0e81715 100644
--- a/src/app/_helpers/read-csv.ts
+++ b/src/app/_helpers/read-csv.ts
@@ -1,24 +1,23 @@
-let objCsv = {
+const objCsv: { size: number, dataFile: any } = {
   size: 0,
   dataFile: []
 };
 
-function readCsv(input: any): any {
+function readCsv(input: any): Array<any> | void {
   if (input.files && input.files[0]) {
-    let reader = new FileReader();
+    const reader: FileReader = new FileReader();
     reader.readAsBinaryString(input.files[0]);
     reader.onload = event => {
       objCsv.size = event.total;
-      // @ts-ignore
       objCsv.dataFile = event.target.result;
       return parseData(objCsv.dataFile);
     };
   }
 }
 
-function parseData(data: any): any {
-  let csvData = [];
-  const lineBreak = data.split('\n');
+function parseData(data: any): Array<any> {
+  const csvData: Array<any> = [];
+  const lineBreak: Array<any> = data.split('\n');
   lineBreak.forEach(res => {
     csvData.push(res.split(','));
   });
diff --git a/src/app/_helpers/schema-validation.ts b/src/app/_helpers/schema-validation.ts
index 4f1860d..113202e 100644
--- a/src/app/_helpers/schema-validation.ts
+++ b/src/app/_helpers/schema-validation.ts
@@ -1,7 +1,7 @@
 import { validatePerson, validateVcard } from 'cic-schemas-data-validator';
 
 async function personValidation(person: any): Promise<void> {
-  const personValidationErrors = await validatePerson(person);
+  const personValidationErrors: any = await validatePerson(person);
 
   if (personValidationErrors) {
     personValidationErrors.map(error => console.error(`${error.message}`));
@@ -9,7 +9,7 @@ async function personValidation(person: any): Promise<void> {
 }
 
 async function vcardValidation(vcard: any): Promise<void> {
-  const vcardValidationErrors = await validateVcard(vcard);
+  const vcardValidationErrors: any = await validateVcard(vcard);
 
   if (vcardValidationErrors) {
     vcardValidationErrors.map(error => console.error(`${error.message}`));
diff --git a/src/app/_interceptors/error.interceptor.ts b/src/app/_interceptors/error.interceptor.ts
index 19595fc..480a734 100644
--- a/src/app/_interceptors/error.interceptor.ts
+++ b/src/app/_interceptors/error.interceptor.ts
@@ -1,4 +1,4 @@
-import {Injectable, isDevMode} from '@angular/core';
+import {Injectable} from '@angular/core';
 import {
   HttpRequest,
   HttpHandler,
@@ -6,7 +6,7 @@ import {
   HttpInterceptor, HttpErrorResponse
 } from '@angular/common/http';
 import {Observable, throwError} from 'rxjs';
-import {catchError, retry} from 'rxjs/operators';
+import {catchError} from 'rxjs/operators';
 import {ErrorDialogService, LoggingService} from '@app/_services';
 import {Router} from '@angular/router';
 
@@ -22,7 +22,7 @@ export class ErrorInterceptor implements HttpInterceptor {
   intercept(request: HttpRequest<unknown>, next: HttpHandler): Observable<HttpEvent<unknown>> {
     return next.handle(request).pipe(
       catchError((err: HttpErrorResponse) => {
-        let errorMessage;
+        let errorMessage: string;
         if (err.error instanceof ErrorEvent) {
           // A client-side or network error occurred. Handle it accordingly.
           errorMessage = `An error occurred: ${err.error.message}`;
diff --git a/src/app/_interceptors/http-config.interceptor.ts b/src/app/_interceptors/http-config.interceptor.ts
index 4aefe5e..58a2067 100644
--- a/src/app/_interceptors/http-config.interceptor.ts
+++ b/src/app/_interceptors/http-config.interceptor.ts
@@ -13,7 +13,7 @@ export class HttpConfigInterceptor implements HttpInterceptor {
   constructor() {}
 
   intercept(request: HttpRequest<unknown>, next: HttpHandler): Observable<HttpEvent<unknown>> {
-    // const token = sessionStorage.getItem(btoa('CICADA_SESSION_TOKEN'));
+    // const token: string = sessionStorage.getItem(btoa('CICADA_SESSION_TOKEN'));
 
     // if (token) {
     //   request = request.clone({headers: request.headers.set('Authorization', 'Bearer ' + token)});
diff --git a/src/app/_interceptors/logging.interceptor.ts b/src/app/_interceptors/logging.interceptor.ts
index d992e73..d617590 100644
--- a/src/app/_interceptors/logging.interceptor.ts
+++ b/src/app/_interceptors/logging.interceptor.ts
@@ -19,20 +19,20 @@ export class LoggingInterceptor implements HttpInterceptor {
 
   intercept(request: HttpRequest<unknown>, next: HttpHandler): Observable<HttpEvent<unknown>> {
     return next.handle(request);
-  //   this.loggingService.sendInfoLevelMessage(request);
-  //   const startTime = Date.now();
-  //   let status: string;
-
-  //   return next.handle(request).pipe(tap(event => {
-  //     status = '';
-  //     if (event instanceof HttpResponse) {
-  //       status = 'succeeded';
-  //     }
-  //   }, error => status = 'failed'),
-  //     finalize(() => {
-  //     const elapsedTime = Date.now() - startTime;
-  //     const message = `${request.method} request for ${request.urlWithParams} ${status} in ${elapsedTime} ms`;
-  //     this.loggingService.sendInfoLevelMessage(message);
-  //   }));
+    // this.loggingService.sendInfoLevelMessage(request);
+    // const startTime: number = Date.now();
+    // let status: string;
+    //
+    // return next.handle(request).pipe(tap(event => {
+    //   status = '';
+    //   if (event instanceof HttpResponse) {
+    //     status = 'succeeded';
+    //   }
+    // }, error => status = 'failed'),
+    //   finalize(() => {
+    //   const elapsedTime: number = Date.now() - startTime;
+    //   const message: string = `${request.method} request for ${request.urlWithParams} ${status} in ${elapsedTime} ms`;
+    //   this.loggingService.sendInfoLevelMessage(message);
+    // }));
   }
 }
diff --git a/src/app/_models/account.ts b/src/app/_models/account.ts
index 7209861..c295e2d 100644
--- a/src/app/_models/account.ts
+++ b/src/app/_models/account.ts
@@ -1,8 +1,9 @@
-export interface AccountDetails {
+interface AccountDetails {
   date_registered: number;
   gender: string;
   age?: string;
   type?: string;
+  balance?: number;
   identities: {
     evm: {
       'bloxberg:8996': string[];
@@ -40,25 +41,25 @@ export interface AccountDetails {
   };
 }
 
-export interface Signature {
+interface Signature {
   algo: string;
   data: string;
   digest: string;
   engine: string;
 }
 
-export interface Meta {
+interface Meta {
   data: AccountDetails;
   id: string;
   signature: Signature;
 }
 
-export interface MetaResponse {
+interface MetaResponse {
   id: string;
   m: Meta;
 }
 
-export const defaultAccount: AccountDetails = {
+const defaultAccount: AccountDetails = {
   date_registered: Date.now(),
   gender: 'other',
   identities: {
@@ -94,3 +95,11 @@ export const defaultAccount: AccountDetails = {
     }],
   },
 };
+
+export {
+  AccountDetails,
+  Signature,
+  Meta,
+  MetaResponse,
+  defaultAccount
+};
diff --git a/src/app/_models/index.ts b/src/app/_models/index.ts
index fb2270a..c6b6756 100644
--- a/src/app/_models/index.ts
+++ b/src/app/_models/index.ts
@@ -1,4 +1,5 @@
 export * from '@app/_models/transaction';
 export * from '@app/_models/settings';
-export * from '@app/_models/user';
 export * from '@app/_models/account';
+export * from '@app/_models/staff';
+export * from '@app/_models/token';
diff --git a/src/app/_models/settings.ts b/src/app/_models/settings.ts
index 6cb5547..23f75b2 100644
--- a/src/app/_models/settings.ts
+++ b/src/app/_models/settings.ts
@@ -1,4 +1,4 @@
-export class Settings {
+class Settings {
   w3: W3 = {
     engine: undefined,
     provider: undefined,
@@ -12,7 +12,12 @@ export class Settings {
   }
 }
 
-export class W3 {
+class W3 {
   engine: any;
   provider: any;
 }
+
+export {
+  Settings,
+  W3
+};
diff --git a/src/app/_models/staff.ts b/src/app/_models/staff.ts
index 1dfdb07..0fea485 100644
--- a/src/app/_models/staff.ts
+++ b/src/app/_models/staff.ts
@@ -1,7 +1,11 @@
-export interface Staff {
+interface Staff {
   comment: string;
   email: string;
   name: string;
   tag: number;
   userid: string;
 }
+
+export {
+  Staff
+};
diff --git a/src/app/_models/token.ts b/src/app/_models/token.ts
index ab11ca3..580e3bc 100644
--- a/src/app/_models/token.ts
+++ b/src/app/_models/token.ts
@@ -1,4 +1,4 @@
-export interface Token {
+interface Token {
   name: string;
   symbol: string;
   address: string;
@@ -13,3 +13,7 @@ export interface Token {
   reserveRatio?: string;
   owner?: string;
 }
+
+export {
+  Token
+};
diff --git a/src/app/_models/transaction.ts b/src/app/_models/transaction.ts
index 203ae6e..1c3ab5c 100644
--- a/src/app/_models/transaction.ts
+++ b/src/app/_models/transaction.ts
@@ -1,6 +1,6 @@
-import {User} from '@app/_models/user';
+import {AccountDetails} from '@app/_models/account';
 
-export class BlocksBloom {
+class BlocksBloom {
   low: number;
   blockFilter: string;
   blocktxFilter: string;
@@ -8,13 +8,13 @@ export class BlocksBloom {
   filterRounds: number;
 }
 
-export class Token {
+class TxToken {
   address: string;
   name: string;
   symbol: string;
 }
 
-export class Tx {
+class Tx {
   block: number;
   success: boolean;
   timestamp: number;
@@ -22,22 +22,30 @@ export class Tx {
   txIndex: number;
 }
 
-export class Transaction {
+class Transaction {
   from: string;
-  sender: User;
+  sender: AccountDetails;
   to: string;
-  recipient: User;
-  token: Token;
+  recipient: AccountDetails;
+  token: TxToken;
   tx: Tx;
   value: number;
 }
 
-export class Conversion {
-  destinationToken: Token;
+class Conversion {
+  destinationToken: TxToken;
   fromValue: number;
-  sourceToken: Token;
+  sourceToken: TxToken;
   toValue: number;
   trader: string;
-  user: User;
+  user: AccountDetails;
   tx: Tx;
 }
+
+export {
+  BlocksBloom,
+  TxToken,
+  Tx,
+  Transaction,
+  Conversion
+};
diff --git a/src/app/_models/user.ts b/src/app/_models/user.ts
deleted file mode 100644
index 957ebc3..0000000
--- a/src/app/_models/user.ts
+++ /dev/null
@@ -1,22 +0,0 @@
-export class User {
-  dateRegistered: number;
-  vcard: {
-    fn: string;
-    version: string;
-    tel: [{
-      meta: {
-        TYP: string;
-      };
-      value: string[];
-    }];
-  };
-  key: {
-    ethereum: string[];
-  };
-  location: {
-    latitude: string;
-    longitude: string;
-    external: {};
-  };
-  selling: string[];
-}
diff --git a/src/app/_pgp/pgp-key-store.ts b/src/app/_pgp/pgp-key-store.ts
index 0b27f9f..ddce20c 100644
--- a/src/app/_pgp/pgp-key-store.ts
+++ b/src/app/_pgp/pgp-key-store.ts
@@ -1,5 +1,5 @@
 import { KeyStore } from 'cic-client-meta';
-// TODO should we put this on the mutalble key store object
+// TODO should we put this on the mutable key store object
 import * as openpgp from 'openpgp';
 const keyring = new openpgp.Keyring();
 
@@ -76,15 +76,14 @@ class MutablePgpKeyStore implements MutableKeyStore{
   }
 
   async isValidKey(key): Promise<boolean> {
-    // There is supposed to be an opengpg.readKey() method but I can't find it?
+    // There is supposed to be an openpgp.readKey() method but I can't find it?
     const _key = await openpgp.key.readArmored(key);
     return !_key.err;
   }
 
   async isEncryptedPrivateKey(privateKey: any): Promise<boolean> {
     const imported = await openpgp.key.readArmored(privateKey);
-    for (let i = 0; i < imported.keys.length; i++) {
-      const key = imported.keys[i];
+    for (const key of imported.keys) {
       if (key.isDecrypted()) {
         return false;
       }
diff --git a/src/app/_services/auth.service.ts b/src/app/_services/auth.service.ts
index b7d06cc..0761476 100644
--- a/src/app/_services/auth.service.ts
+++ b/src/app/_services/auth.service.ts
@@ -1,20 +1,19 @@
-import { Injectable } from '@angular/core';
-import { hobaParseChallengeHeader } from '@src/assets/js/hoba.js';
-import { signChallenge } from '@src/assets/js/hoba-pgp.js';
-import { environment } from '@src/environments/environment';
-import { LoggingService } from '@app/_services/logging.service';
-import { MutableKeyStore, MutablePgpKeyStore } from '@app/_pgp';
-import { ErrorDialogService } from '@app/_services/error-dialog.service';
-import { HttpClient } from '@angular/common/http';
-import { Observable } from 'rxjs';
-import { HttpError } from '@app/_helpers/global-error-handler';
+import {Injectable} from '@angular/core';
+import {hobaParseChallengeHeader} from '@src/assets/js/hoba.js';
+import {signChallenge} from '@src/assets/js/hoba-pgp.js';
+import {environment} from '@src/environments/environment';
+import {LoggingService} from '@app/_services/logging.service';
+import {MutableKeyStore, MutablePgpKeyStore} from '@app/_pgp';
+import {ErrorDialogService} from '@app/_services/error-dialog.service';
+import {HttpClient} from '@angular/common/http';
+import {HttpError} from '@app/_helpers/global-error-handler';
 
 @Injectable({
   providedIn: 'root'
 })
 export class AuthService {
   sessionToken: any;
-  sessionLoginCount = 0;
+  sessionLoginCount: number = 0;
   mutableKeyStore: MutableKeyStore;
 
   constructor(
@@ -22,18 +21,17 @@ export class AuthService {
     private loggingService: LoggingService,
     private errorDialogService: ErrorDialogService
   ) {
-    this.mutableKeyStore = new MutablePgpKeyStore()
+    this.mutableKeyStore = new MutablePgpKeyStore();
   }
 
   async init(): Promise<void> {
-    this.mutableKeyStore.loadKeyring();
+    await this.mutableKeyStore.loadKeyring();
     // TODO setting these together should be atomic
     if (sessionStorage.getItem(btoa('CICADA_SESSION_TOKEN'))) {
       this.sessionToken = sessionStorage.getItem(btoa('CICADA_SESSION_TOKEN'));
     }
     if (localStorage.getItem(btoa('CICADA_PRIVATE_KEY'))) {
-      this.mutableKeyStore.importPrivateKey(localStorage.getItem(btoa('CICADA_PRIVATE_KEY')))
-      // this.privateKey = localStorage.getItem(btoa('CICADA_PRIVATE_KEY'));
+      await this.mutableKeyStore.importPrivateKey(localStorage.getItem(btoa('CICADA_PRIVATE_KEY')));
     }
   }
 
@@ -42,7 +40,7 @@ export class AuthService {
   }
 
   getWithToken(): void {
-    const xhr = new XMLHttpRequest();
+    const xhr: XMLHttpRequest = new XMLHttpRequest();
     xhr.responseType = 'text';
     xhr.open('GET', environment.cicMetaUrl + window.location.search.substring(1));
     xhr.setRequestHeader('Authorization', 'Bearer ' + this.sessionToken);
@@ -59,10 +57,10 @@ export class AuthService {
     xhr.send();
   }
 
-  //TODO renmae to send signed challenge and set session. Also seperate these responsibilities
-  sendResponse(hobaResponseEncoded): Promise<boolean> {
+  // TODO rename to send signed challenge and set session. Also separate these responsibilities
+  sendResponse(hobaResponseEncoded: any): Promise<boolean> {
     return new Promise((resolve, reject) => {
-      const xhr = new XMLHttpRequest();
+      const xhr: XMLHttpRequest = new XMLHttpRequest();
       xhr.responseType = 'text';
       xhr.open('GET', environment.cicMetaUrl + window.location.search.substring(1));
       xhr.setRequestHeader('Authorization', 'HOBA ' + hobaResponseEncoded);
@@ -80,11 +78,11 @@ export class AuthService {
         return resolve(true);
       });
       xhr.send();
-    })
+    });
   }
 
   getChallenge(): void {
-    const xhr = new XMLHttpRequest();
+    const xhr: XMLHttpRequest = new XMLHttpRequest();
     xhr.responseType = 'arraybuffer';
     xhr.open('GET', environment.cicMetaUrl + window.location.search.substring(1));
     xhr.onload = async (e) => {
@@ -117,25 +115,26 @@ export class AuthService {
   }
 
 
-  async loginResponse(o): Promise<any> {
-    return new Promise(async(resolve, reject) => {
+  async loginResponse(o: { challenge: string, realm: any }): Promise<any> {
+    return new Promise(async (resolve, reject) => {
       try {
         const r = await signChallenge(o.challenge,
                                       o.realm,
                                       environment.cicMetaUrl,
                                       this.mutableKeyStore);
-        const sessionTokenResult = await this.sendResponse(r);
+        const sessionTokenResult: boolean = await this.sendResponse(r);
       } catch (error) {
         if (error instanceof HttpError) {
           if (error.status === 403) {
-            this.errorDialogService.openDialog({ message: 'You are not authorized to use this system' })
+            this.errorDialogService.openDialog({ message: 'You are not authorized to use this system' });
           }
           if (error.status === 401) {
-            this.errorDialogService.openDialog({ message: 'Unable to authenticate with the service. ' +
-                                                        'Please speak with the staff at Grassroots ' +
-                                                        'Economics for requesting access ' +
-                                                        'staff@grassrootseconomics.net.' })
-
+            this.errorDialogService.openDialog({
+              message: 'Unable to authenticate with the service. ' +
+                'Please speak with the staff at Grassroots ' +
+                'Economics for requesting access ' +
+                'staff@grassrootseconomics.net.'
+            });
           }
         }
         // TODO define this error
@@ -158,10 +157,10 @@ export class AuthService {
         throw Error('The private key is invalid');
       }
       // TODO leaving this out for now.
-      //const isEncryptedKeyCheck = await this.mutableKeyStore.isEncryptedPrivateKey(privateKeyArmored);
-      //if (!isEncryptedKeyCheck) {
-      //  throw Error('The private key doesn\'t have a password!');
-      //}
+      // const isEncryptedKeyCheck = await this.mutableKeyStore.isEncryptedPrivateKey(privateKeyArmored);
+      // if (!isEncryptedKeyCheck) {
+      //   throw Error('The private key doesn\'t have a password!');
+      // }
       const key = await this.mutableKeyStore.importPrivateKey(privateKeyArmored);
       localStorage.setItem(btoa('CICADA_PRIVATE_KEY'), privateKeyArmored);
     } catch (err) {
@@ -182,21 +181,20 @@ export class AuthService {
   }
 
   getTrustedUsers(): any {
-    let trustedUsers = [];
+    const trustedUsers: Array<any> = [];
     this.mutableKeyStore.getPublicKeys().forEach(key => trustedUsers.push(key.users[0].userId));
     return trustedUsers;
   }
 
   async getPublicKeys(): Promise<any> {
-    const data = await fetch(environment.publicKeysUrl)
+    return await fetch(environment.publicKeysUrl)
       .then(res => {
         if (!res.ok) {
-          //TODO does angular recommend an error interface?
+          // TODO does angular recommend an error interface?
           throw Error(`${res.statusText} - ${res.status}`);
         }
         return res.text();
-      })
-    return data;
+      });
   }
 
   getPrivateKey(): any {
diff --git a/src/app/_services/block-sync.service.ts b/src/app/_services/block-sync.service.ts
index d1b87c8..2c98e99 100644
--- a/src/app/_services/block-sync.service.ts
+++ b/src/app/_services/block-sync.service.ts
@@ -20,10 +20,10 @@ export class BlockSyncService {
     private registryService: RegistryService,
   ) { }
 
-  blockSync(address: string = null, offset: number = 0, limit: number = 100): any {
+  blockSync(address: string = null, offset: number = 0, limit: number = 100): void {
     this.transactionService.resetTransactionsList();
-    const settings = new Settings(this.scan);
-    const readyStateElements = { network: 2 };
+    const settings: Settings = new Settings(this.scan);
+    const readyStateElements: { network: number } = { network: 2 };
     settings.w3.provider = environment.web3Provider;
     settings.w3.engine = this.registryService.getWeb3();
     settings.registry = this.registryService.getRegistry();
@@ -46,7 +46,7 @@ export class BlockSyncService {
   readyStateProcessor(settings: Settings, bit: number, address: string, offset: number, limit: number): void {
     this.readyState |= bit;
     if (this.readyStateTarget === this.readyState && this.readyStateTarget) {
-      const wHeadSync = new Worker('./../assets/js/block-sync/head.js');
+      const wHeadSync: Worker = new Worker('./../assets/js/block-sync/head.js');
       wHeadSync.onmessage = (m) => {
         settings.txHelper.processReceipt(m.data);
       };
@@ -65,7 +65,7 @@ export class BlockSyncService {
     }
   }
 
-  newTransferEvent(tx): any {
+  newTransferEvent(tx: any): any {
     return new CustomEvent('cic_transfer', {
       detail: {
         tx,
@@ -73,7 +73,7 @@ export class BlockSyncService {
     });
   }
 
-  newConversionEvent(tx): any {
+  newConversionEvent(tx: any): any {
     return new CustomEvent('cic_convert', {
       detail: {
         tx,
@@ -81,8 +81,8 @@ export class BlockSyncService {
     });
   }
 
-  async scan(settings, lo, hi, bloomBlockBytes, bloomBlocktxBytes, bloomRounds): Promise<void> {
-    const w = new Worker('./../assets/js/block-sync/ondemand.js');
+  async scan(settings: Settings, lo: number, hi: number, bloomBlockBytes: Uint8Array, bloomBlocktxBytes: Uint8Array, bloomRounds: any): Promise<void> {
+    const w: Worker = new Worker('./../assets/js/block-sync/ondemand.js');
     w.onmessage = (m) => {
       settings.txHelper.processReceipt(m.data);
     };
@@ -99,12 +99,12 @@ export class BlockSyncService {
   }
 
   fetcher(settings: Settings, transactionsInfo: any): void {
-    const blockFilterBinstr = window.atob(transactionsInfo.block_filter);
-    const bOne = new Uint8Array(blockFilterBinstr.length);
+    const blockFilterBinstr: string = window.atob(transactionsInfo.block_filter);
+    const bOne: Uint8Array = new Uint8Array(blockFilterBinstr.length);
     bOne.map((e, i, v) => v[i] = blockFilterBinstr.charCodeAt(i));
 
-    const blocktxFilterBinstr = window.atob(transactionsInfo.blocktx_filter);
-    const bTwo = new Uint8Array(blocktxFilterBinstr.length);
+    const blocktxFilterBinstr: string = window.atob(transactionsInfo.blocktx_filter);
+    const bTwo: Uint8Array = new Uint8Array(blocktxFilterBinstr.length);
     bTwo.map((e, i, v) => v[i] = blocktxFilterBinstr.charCodeAt(i));
 
     settings.scanFilter(settings, transactionsInfo.low, transactionsInfo.high, bOne, bTwo, transactionsInfo.filter_rounds);
diff --git a/src/app/_services/error-dialog.service.ts b/src/app/_services/error-dialog.service.ts
index 37db8cd..8a68a7f 100644
--- a/src/app/_services/error-dialog.service.ts
+++ b/src/app/_services/error-dialog.service.ts
@@ -1,5 +1,5 @@
 import { Injectable } from '@angular/core';
-import {MatDialog} from '@angular/material/dialog';
+import {MatDialog, MatDialogRef} from '@angular/material/dialog';
 import {ErrorDialogComponent} from '@app/shared/error-dialog/error-dialog.component';
 
 @Injectable({
@@ -17,7 +17,7 @@ export class ErrorDialogService {
       return false;
     }
     this.isDialogOpen = true;
-    const dialogRef = this.dialog.open(ErrorDialogComponent, {
+    const dialogRef: MatDialogRef<any> = this.dialog.open(ErrorDialogComponent, {
       width: '300px',
       data
     });
diff --git a/src/app/_services/logging.service.ts b/src/app/_services/logging.service.ts
index f08264b..fef6c81 100644
--- a/src/app/_services/logging.service.ts
+++ b/src/app/_services/logging.service.ts
@@ -15,31 +15,31 @@ export class LoggingService {
     }
   }
 
-  sendTraceLevelMessage(message, source, error): void {
+  sendTraceLevelMessage(message: any, source: any, error: any): void {
     this.logger.trace(message, source, error);
   }
 
-  sendDebugLevelMessage(message, source, error): void {
+  sendDebugLevelMessage(message: any, source: any, error: any): void {
     this.logger.debug(message, source, error);
   }
 
-  sendInfoLevelMessage(message): void {
+  sendInfoLevelMessage(message: any): void {
     this.logger.info(message);
   }
 
-  sendLogLevelMessage(message, source, error): void {
+  sendLogLevelMessage(message: any, source: any, error: any): void {
     this.logger.log(message, source, error);
   }
 
-  sendWarnLevelMessage(message, error): void {
+  sendWarnLevelMessage(message: any, error: any): void {
     this.logger.warn(message, error);
   }
 
-  sendErrorLevelMessage(message, source, error): void {
+  sendErrorLevelMessage(message: any, source: any, error: any): void {
     this.logger.error(message, source, error);
   }
 
-  sendFatalLevelMessage(message, source, error): void {
+  sendFatalLevelMessage(message: any, source: any, error: any): void {
     this.logger.fatal(message, source, error);
   }
 }
diff --git a/src/app/_services/registry.service.ts b/src/app/_services/registry.service.ts
index 17ebd81..8fc8018 100644
--- a/src/app/_services/registry.service.ts
+++ b/src/app/_services/registry.service.ts
@@ -1,16 +1,16 @@
 import { Injectable } from '@angular/core';
 import Web3 from 'web3';
 import {environment} from '@src/environments/environment';
-import {CICRegistry} from 'cic-client';
+import {CICRegistry, FileGetter} from 'cic-client';
 import {HttpGetter} from '@app/_helpers';
 
 @Injectable({
   providedIn: 'root'
 })
 export class RegistryService {
-  web3 = new Web3(environment.web3Provider);
-  fileGetter = new HttpGetter();
-  registry = new CICRegistry(this.web3, environment.registryAddress, 'CICRegistry', this.fileGetter,
+  web3: Web3 = new Web3(environment.web3Provider);
+  fileGetter: FileGetter = new HttpGetter();
+  registry: CICRegistry = new CICRegistry(this.web3, environment.registryAddress, 'CICRegistry', this.fileGetter,
     ['../../assets/js/block-sync/data']);
 
   constructor() {
diff --git a/src/app/_services/token.service.ts b/src/app/_services/token.service.ts
index f3ec3ef..71d787d 100644
--- a/src/app/_services/token.service.ts
+++ b/src/app/_services/token.service.ts
@@ -1,4 +1,4 @@
-import { Injectable } from '@angular/core';
+import { EventEmitter, Injectable } from '@angular/core';
 import {environment} from '@src/environments/environment';
 import {BehaviorSubject, Observable} from 'rxjs';
 import {CICRegistry} from 'cic-client';
@@ -12,9 +12,7 @@ import {RegistryService} from '@app/_services/registry.service';
 export class TokenService {
   registry: CICRegistry;
   tokenRegistry: TokenRegistry;
-  tokens: any = '';
-  private tokensList = new BehaviorSubject<any>(this.tokens);
-  tokensSubject = this.tokensList.asObservable();
+  LoadEvent: EventEmitter<number> = new EventEmitter<number>();
 
   constructor(
     private httpClient: HttpClient,
@@ -24,11 +22,12 @@ export class TokenService {
     this.registry.load();
     this.registry.onload = async (address: string): Promise<void> => {
       this.tokenRegistry = new TokenRegistry(await this.registry.getContractAddressByName('TokenRegistry'));
+      this.LoadEvent.next(Date.now());
     };
   }
 
-  async getTokens(): Promise<any> {
-    const count = await this.tokenRegistry.totalTokens();
+  async getTokens(): Promise<Array<Promise<string>>> {
+    const count: number = await this.tokenRegistry.totalTokens();
     return Array.from({length: count}, async (v, i) => await this.tokenRegistry.entry(i));
   }
 
diff --git a/src/app/_services/transaction.service.ts b/src/app/_services/transaction.service.ts
index 414724f..3638bd3 100644
--- a/src/app/_services/transaction.service.ts
+++ b/src/app/_services/transaction.service.ts
@@ -16,6 +16,7 @@ import {LoggingService} from '@app/_services/logging.service';
 import {HttpClient} from '@angular/common/http';
 import {CICRegistry} from 'cic-client';
 import {RegistryService} from '@app/_services/registry.service';
+import Web3 from 'web3';
 const vCard = require('vcard-parser');
 
 @Injectable({
@@ -26,7 +27,7 @@ export class TransactionService {
   private transactionList = new BehaviorSubject<any[]>(this.transactions);
   transactionsSubject = this.transactionList.asObservable();
   userInfo: any;
-  web3: any;
+  web3: Web3;
   registry: CICRegistry;
 
   constructor(
@@ -115,7 +116,7 @@ export class TransactionService {
     const data = fromHex(methodSignature + strip0x(abi));
     const tx = new Tx(environment.bloxbergChainId);
     tx.nonce = await this.web3.eth.getTransactionCount(senderAddress);
-    tx.gasPrice = await this.web3.eth.getGasPrice();
+    tx.gasPrice = Number(await this.web3.eth.getGasPrice());
     tx.gasLimit = 8000000;
     tx.to = fromHex(strip0x(transferAuthAddress));
     tx.value = toValue(value);
diff --git a/src/app/_services/user.service.ts b/src/app/_services/user.service.ts
index 306416d..839f7cf 100644
--- a/src/app/_services/user.service.ts
+++ b/src/app/_services/user.service.ts
@@ -25,18 +25,13 @@ export class UserService {
   signer: Signer;
   registry: CICRegistry;
 
-  accountsMeta = [];
-  accounts: any = [];
-  private accountsList = new BehaviorSubject<any>(this.accounts);
-  accountsSubject = this.accountsList.asObservable();
+  accounts: Array<AccountDetails> = [];
+  private accountsList: BehaviorSubject<Array<AccountDetails>> = new BehaviorSubject<Array<AccountDetails>>(this.accounts);
+  accountsSubject: Observable<Array<AccountDetails>> = this.accountsList.asObservable();
 
-  actions: any = '';
-  private actionsList = new BehaviorSubject<any>(this.actions);
-  actionsSubject = this.actionsList.asObservable();
-
-  staff: any = '';
-  private staffList = new BehaviorSubject<any>(this.staff);
-  staffSubject = this.staffList.asObservable();
+  actions: Array<any> = [];
+  private actionsList: BehaviorSubject<any> = new BehaviorSubject<any>(this.actions);
+  actionsSubject: Observable<Array<any>> = this.actionsList.asObservable();
 
   constructor(
     private httpClient: HttpClient,
@@ -54,23 +49,23 @@ export class UserService {
   }
 
   resetPin(phone: string): Observable<any> {
-    const params = new HttpParams().set('phoneNumber', phone);
+    const params: HttpParams = new HttpParams().set('phoneNumber', phone);
     return this.httpClient.get(`${environment.cicUssdUrl}/pin`, {params});
   }
 
-  getAccountStatus(phone: string): any {
-    const params = new HttpParams().set('phoneNumber', phone);
+  getAccountStatus(phone: string): Observable<any> {
+    const params: HttpParams = new HttpParams().set('phoneNumber', phone);
     return this.httpClient.get(`${environment.cicUssdUrl}/pin`, {params});
   }
 
-  getLockedAccounts(offset: number, limit: number): any {
+  getLockedAccounts(offset: number, limit: number): Observable<any> {
     return this.httpClient.get(`${environment.cicUssdUrl}/accounts/locked/${offset}/${limit}`);
   }
 
   async changeAccountInfo(address: string, name: string, phoneNumber: string, age: string, type: string, bio: string, gender: string,
                           businessCategory: string, userLocation: string, location: string, locationType: string
   ): Promise<any> {
-    let accountInfo: any = {
+    const accountInfo: any = {
       vcard: {
         fn: [{}],
         n: [{}],
@@ -91,10 +86,10 @@ export class UserService {
     accountInfo.location.area_type = locationType;
     await vcardValidation(accountInfo.vcard);
     accountInfo.vcard = btoa(vCard.generate(accountInfo.vcard));
-    const accountKey = await User.toKey(address);
+    const accountKey: string = await User.toKey(address);
     this.getAccountDetailsFromMeta(accountKey).pipe(first()).subscribe(async res => {
       const syncableAccount: Syncable = Envelope.fromJSON(JSON.stringify(res)).unwrap();
-      let update = [];
+      const update: Array<ArgPair> = [];
       for (const prop in accountInfo) {
         update.push(new ArgPair(prop, accountInfo[prop]));
       }
@@ -110,8 +105,8 @@ export class UserService {
   }
 
   async updateMeta(syncableAccount: Syncable, accountKey: string, headers: HttpHeaders): Promise<any> {
-    const envelope = await this.wrap(syncableAccount , this.signer);
-    const reqBody = envelope.toJSON();
+    const envelope: Envelope = await this.wrap(syncableAccount , this.signer);
+    const reqBody: string = envelope.toJSON();
     this.httpClient.put(`${environment.cicMetaUrl}/${accountKey}`, reqBody , { headers }).pipe(first()).subscribe(res => {
       this.loggingService.sendInfoLevelMessage(`Response: ${res}`);
     });
@@ -121,7 +116,7 @@ export class UserService {
     this.httpClient.get(`${environment.cicCacheUrl}/actions`).pipe(first()).subscribe(res => this.actionsList.next(res));
   }
 
-  getActionById(id: string): any {
+  getActionById(id: string): Observable<any> {
     return this.httpClient.get(`${environment.cicCacheUrl}/actions/${id}`);
   }
 
@@ -138,14 +133,14 @@ export class UserService {
   }
 
   wrap(syncable: Syncable, signer: Signer): Promise<Envelope> {
-    return new Promise<Envelope>(async (whohoo, doh) => {
+    return new Promise<Envelope>(async (resolve, reject) => {
       syncable.setSigner(signer);
       syncable.onwrap = async (env) => {
         if (env === undefined) {
-          doh();
+          reject();
           return;
         }
-        whohoo(env);
+        resolve(env);
       };
       await syncable.sign();
     });
@@ -153,9 +148,9 @@ export class UserService {
 
   async loadAccounts(limit: number = 100, offset: number = 0): Promise<void> {
     this.resetAccountsList();
-    const accountIndexAddress = await this.registry.getContractAddressByName('AccountRegistry');
+    const accountIndexAddress: string = await this.registry.getContractAddressByName('AccountRegistry');
     const accountIndexQuery = new AccountIndex(accountIndexAddress);
-    const accountAddresses = await accountIndexQuery.last(await accountIndexQuery.totalAccounts());
+    const accountAddresses: Array<string> = await accountIndexQuery.last(await accountIndexQuery.totalAccounts());
     this.loggingService.sendInfoLevelMessage(accountAddresses);
     for (const accountAddress of accountAddresses.slice(offset, offset + limit)) {
       await this.getAccountByAddress(accountAddress, limit);
@@ -163,13 +158,12 @@ export class UserService {
   }
 
   async getAccountByAddress(accountAddress: string, limit: number = 100): Promise<Observable<AccountDetails>> {
-    let accountSubject = new Subject<any>();
+    let accountSubject: Subject<any> = new Subject<any>();
     this.getAccountDetailsFromMeta(await User.toKey(add0x(accountAddress))).pipe(first()).subscribe(async res => {
-      const account = Envelope.fromJSON(JSON.stringify(res)).unwrap();
-      this.accountsMeta.push(account);
+      const account: Syncable = Envelope.fromJSON(JSON.stringify(res)).unwrap();
       const accountInfo = account.m.data;
       await personValidation(accountInfo);
-      accountInfo.balance = await this.tokenService.getTokenBalance(accountInfo.identities.evm['bloxberg:8996'][0]);
+      accountInfo.balance = await this.tokenService.getTokenBalance(accountInfo.identities.evm[`bloxberg:${environment.bloxbergChainId}`][0]);
       accountInfo.vcard = vCard.parse(atob(accountInfo.vcard));
       await vcardValidation(accountInfo.vcard);
       this.accounts.unshift(accountInfo);
@@ -183,11 +177,11 @@ export class UserService {
   }
 
   async getAccountByPhone(phoneNumber: string, limit: number = 100): Promise<Observable<AccountDetails>> {
-    let accountSubject = new Subject<any>();
+    let accountSubject: Subject<any> = new Subject<any>();
     this.getAccountDetailsFromMeta(await Phone.toKey(phoneNumber)).pipe(first()).subscribe(async res => {
-      const response = Envelope.fromJSON(JSON.stringify(res)).unwrap();
-      const address = response.m.data;
-      const account = await this.getAccountByAddress(address, limit);
+      const response: Syncable = Envelope.fromJSON(JSON.stringify(res)).unwrap();
+      const address: string = response.m.data;
+      const account: Observable<AccountDetails> = await this.getAccountByAddress(address, limit);
       account.subscribe(result => {
         accountSubject.next(result);
       });
diff --git a/src/app/app.component.ts b/src/app/app.component.ts
index 2cc5c1b..388b553 100644
--- a/src/app/app.component.ts
+++ b/src/app/app.component.ts
@@ -22,19 +22,18 @@ export class AppComponent {
   ) {
     (async () => {
       try {
-        await this.authService.mutableKeyStore.loadKeyring();
+        await this.authService.init();
         // this.authService.getPublicKeys()
         //   .pipe(catchError(async (error) => {
         //     this.loggingService.sendErrorLevelMessage('Unable to load trusted public keys.', this, {error});
         //     this.errorDialogService.openDialog({message: 'Trusted keys endpoint can\'t be reached. Please try again later.'});
         // })).subscribe(this.authService.mutableKeyStore.importPublicKey);
-        const publicKeys = await this.authService.getPublicKeys()
+        const publicKeys = await this.authService.getPublicKeys();
         await this.authService.mutableKeyStore.importPublicKey(publicKeys);
-      } catch(error) {
+      } catch (error) {
         this.errorDialogService.openDialog({message: 'Trusted keys endpoint can\'t be reached. Please try again later.'});
         // TODO do something to halt user progress...show a sad cicada page 🦗?
       }
-      
     })();
     this.mediaQuery.addListener(this.onResize);
     this.onResize(this.mediaQuery);
diff --git a/src/app/auth/auth.component.ts b/src/app/auth/auth.component.ts
index 19419db..372bf53 100644
--- a/src/app/auth/auth.component.ts
+++ b/src/app/auth/auth.component.ts
@@ -27,10 +27,10 @@ export class AuthComponent implements OnInit {
       key: ['', Validators.required],
     });
     await this.authService.init();
-    //if (this.authService.privateKey !== undefined) {
-    //  const setKey = await this.authService.setKey(this.authService.privateKey);
-    //  }
-    //}
+    // if (this.authService.privateKey !== undefined) {
+    //   const setKey = await this.authService.setKey(this.authService.privateKey);
+    //   }
+    // }
   }
 
   get keyFormStub(): any { return this.keyForm.controls; }
@@ -46,7 +46,7 @@ export class AuthComponent implements OnInit {
   }
 
   login(): void {
-     // TODO check if we have privatekey 
+     // TODO check if we have privatekey
      // Send us to home if we have a private key
      // talk to meta somehow
      // in the error interceptor if 401/403 handle it
diff --git a/src/app/pages/accounts/account-details/account-details.component.ts b/src/app/pages/accounts/account-details/account-details.component.ts
index 9a6d753..986fd65 100644
--- a/src/app/pages/accounts/account-details/account-details.component.ts
+++ b/src/app/pages/accounts/account-details/account-details.component.ts
@@ -9,6 +9,7 @@ import {FormBuilder, FormGroup, Validators} from '@angular/forms';
 import {copyToClipboard, CustomErrorStateMatcher, exportCsv} from '@app/_helpers';
 import {MatSnackBar} from '@angular/material/snack-bar';
 import {add0x, strip0x} from '@src/assets/js/ethtx/dist/hex';
+import {environment} from '@src/environments/environment';
 
 @Component({
   selector: 'app-account-details',
@@ -139,7 +140,7 @@ export class AccountDetailsComponent implements OnInit {
   }
 
   viewAccount(account): void {
-    this.router.navigateByUrl(`/accounts/${strip0x(account.identities.evm['bloxberg:8996'][0])}`);
+    this.router.navigateByUrl(`/accounts/${strip0x(account.identities.evm[`bloxberg:${environment.bloxbergChainId}`][0])}`);
   }
 
   get accountInfoFormStub(): any { return this.accountInfoForm.controls; }
diff --git a/src/app/pages/accounts/account-search/account-search.component.ts b/src/app/pages/accounts/account-search/account-search.component.ts
index 6d5a981..4219118 100644
--- a/src/app/pages/accounts/account-search/account-search.component.ts
+++ b/src/app/pages/accounts/account-search/account-search.component.ts
@@ -4,6 +4,7 @@ import {CustomErrorStateMatcher} from '@app/_helpers';
 import {UserService} from '@app/_services';
 import {Router} from '@angular/router';
 import {strip0x} from '@src/assets/js/ethtx/dist/hex';
+import {environment} from '@src/environments/environment';
 
 @Component({
   selector: 'app-account-search',
@@ -60,7 +61,7 @@ export class AccountSearchComponent implements OnInit {
     (await this.userService.getAccountByPhone(this.phoneSearchFormStub.phoneNumber.value, 100)).subscribe(async res => {
       console.log(res);
       if (res !== undefined) {
-        await this.router.navigateByUrl(`/accounts/${strip0x(res.identities.evm['bloxberg:8996'][0])}`);
+        await this.router.navigateByUrl(`/accounts/${strip0x(res.identities.evm[`bloxberg:${environment.bloxbergChainId}`][0])}`);
       } else {
         alert('Account not found!');
       }
@@ -74,7 +75,7 @@ export class AccountSearchComponent implements OnInit {
     this.addressSearchLoading = true;
     (await this.userService.getAccountByAddress(this.addressSearchFormStub.address.value, 100)).subscribe(async res => {
       if (res !== undefined) {
-        await this.router.navigateByUrl(`/accounts/${strip0x(res.identities.evm['bloxberg:8996'][0])}`);
+        await this.router.navigateByUrl(`/accounts/${strip0x(res.identities.evm[`bloxberg:${environment.bloxbergChainId}`][0])}`);
       } else {
         alert('Account not found!');
       }
diff --git a/src/app/pages/accounts/accounts.component.ts b/src/app/pages/accounts/accounts.component.ts
index dca666c..f45dacc 100644
--- a/src/app/pages/accounts/accounts.component.ts
+++ b/src/app/pages/accounts/accounts.component.ts
@@ -7,6 +7,7 @@ import {Router} from '@angular/router';
 import {exportCsv} from '@app/_helpers';
 import {strip0x} from '@src/assets/js/ethtx/dist/hex';
 import {first} from 'rxjs/operators';
+import {environment} from '@src/environments/environment';
 
 @Component({
   selector: 'app-accounts',
@@ -30,7 +31,7 @@ export class AccountsComponent implements OnInit {
     private userService: UserService,
     private loggingService: LoggingService,
     private router: Router
-  ) 
+  )
   {
     (async () => {
       try {
@@ -57,7 +58,7 @@ export class AccountsComponent implements OnInit {
   }
 
   async viewAccount(account): Promise<void> {
-    await this.router.navigateByUrl(`/accounts/${strip0x(account.identities.evm['bloxberg:8996'][0])}`);
+    await this.router.navigateByUrl(`/accounts/${strip0x(account.identities.evm[`bloxberg:${environment.bloxbergChainId}`][0])}`);
   }
 
   filterAccounts(): void {
diff --git a/src/app/pages/tokens/tokens.component.ts b/src/app/pages/tokens/tokens.component.ts
index 8676f4f..0e73d1c 100644
--- a/src/app/pages/tokens/tokens.component.ts
+++ b/src/app/pages/tokens/tokens.component.ts
@@ -5,6 +5,7 @@ import {LoggingService, TokenService} from '@app/_services';
 import {MatTableDataSource} from '@angular/material/table';
 import {Router} from '@angular/router';
 import {exportCsv} from '@app/_helpers';
+import {TokenRegistry} from '../../_eth';
 
 @Component({
   selector: 'app-tokens',
@@ -26,13 +27,14 @@ export class TokensComponent implements OnInit {
   ) { }
 
   async ngOnInit(): Promise<void> {
+    this.tokenService.LoadEvent.subscribe(async () => {
+      this.tokens = await this.tokenService.getTokens();
+    });
     this.tokens = await this.tokenService.getTokens();
     this.loggingService.sendInfoLevelMessage(this.tokens);
-    this.tokenService.tokensSubject.subscribe(tokens => {
-      this.dataSource = new MatTableDataSource(tokens);
-      this.dataSource.paginator = this.paginator;
-      this.dataSource.sort = this.sort;
-    });
+    this.dataSource = new MatTableDataSource(this.tokens);
+    this.dataSource.paginator = this.paginator;
+    this.dataSource.sort = this.sort;
   }
 
   doFilter(value: string): void {