Starts a person's change of their own address: the new address is held aside and mailed a verification link, and becomes mail only when that link is followed.
mail
the person
the new address
the surface it came through
Optional
who asked, when not the person
{ ok, message }, or a coded refusal
{ ok, message }
Starts a person's change of their own address: the new address is held aside and mailed a verification link, and becomes
mailonly when that link is followed.