Currently Being ModeratedJan 19, 2013 11:10 AM (in response to malibustace)
Umm... If your talking about a jailbreak yes they can check. There something called 'log data' on your phone which stores everything. As far as I'm concerned there is not a way to reverse it.
Currently Being ModeratedJan 19, 2013 8:36 PM (in response to Young Sparks)
it wasnt a jailbreak, i just erased all content & settings on the phone.