Google for Business gets semi-special treatment in the fact that Google actually has real info on their customers whereas a random Google account is sometimes difficult to truly authenticate for.
You can't even sell the domain names you purchase with the google for business thing. Maybe you can if you shell out the money for the 'real' account, but for the 10$ domain and normal account, as far as I can tell, you are SOL if you want to sell the domain to someone else:
