"Erase" is a funny word. It doesn't actually wipe all the data when you "erase" a device such as an ipad, it just marks the area as usable for writing. So a do

"Erase" is a funny word. It doesn't actually wipe all the data when you "erase" a device such as an ipad, it just marks the area as usable for writing. So a doctor will "erase it", and if people want to hunter for credit cards, etc, they can scan the memory of the device after returning it. There is a HUGE crime presence buying old hard drives looking for credit card numbers, etc on them. No reason to not assume they'll do it with iPads too.