[<reference> last name entry]-> [<input> Enter last name]
[Enter last name]-> [add last name to session data]
[add last name to session data]-> [<choice> has empty gender]
[has empty gender]-> yes [<reference> gender entry]
[has empty gender]-> no [<choice>has empty location]
[has empty location]-> yes [<reference> location entry]
[has empty location]-> no [<choice> has empty bio]
[has empty bio]-> yes [<reference> change business prompt]
[has empty bio]-> no [<reference> name change pin authorization]