Till she changes her name and number or the restraining order kicks in whichever happens first. No no no I kid...that only happened once (meaning one time not 11) and it was another state.
Seriously...I've never dedicated enough research money to this to reach a point of wondering but I would think if you are clicking with someone there wouldn't be a limit until for whatever reason you're not clicking. Sounds like one of those dreaded communication things.
Interesting question to see what the group thinks tho.