Originally Posted by Stubtify

In this situation the moment you put in your PC number TopGuest saw all your back check-ins at once, and this threw up the flag. I had a friend do something similar--forget his PC number and when he put it in all the back check-ins came through all at once. This looks like multiple checkins in a short period of time. This is a glitch, which you might be able to explain to them.

The #1 way to get shut down is multiple check-ins in a short amount of time. Space them out, giving yourself 2 hours or so between them.