They don't accept school id's anymore.
Just call in and say you want to change your email address.
If you say you got hacked, they will lock your account and then you will have to provide them with either a copy of your driver's license, passport, government id. Also when you retrieve your account info back, report to the gm about someone transferring the toons. I believe the banishment for economy has something to do with gold farmers etc.. Someone probably took your friend's account and rented it to a gold farmer in which the farmer got it ban for farming gold.