Originally posted by zReaction
So I bought an iPhone 4 of some guy on a street and later that day I tried activating the phone but it wouldn't let me it will say enter the previous Apple ID can anyone help me?
try to jailbreak the iphone, then if you do not wish to keep the jailbreak, do a factory restore, and you will be able to get through activation. At least i think so.

but try it anyway