If you are resided in US, just signup by choosing USA. That's it. IF you don't know what kind of mailing address and ZIP Code, just google it.
Oh yes, don't earn more than USD500 / Year, else they will close your account down. How to counter this ? create another AC account using different IP and computer. that's all
Can you use the same paypal address as the previous account ?
So does that mean the AC account info can be different than your paypal info ? Dont they check ?