I have 6 Facebook accounts of which 3 I visit almost daily. None of them are even close to being me, just various invented personas. None are used for nefarious purposes, just a few games and interests anonymously.
.. such as Candy Crush level 1128
I know it can happen through making too many friend requests in too short a space of time, but didn't know leaving requests unanswered could be an infringement. Are you sure? .. I have a long list of requests that remain unresponded to across numerous accounts.