Jarce - if by "government", you mean someone from Nigeria who's calling them self as one, and by "selling", you mean you'll receive a big fat "cashier's check" in which you need to wire back the "difference" via Western Union to them ... uh, yeah - go right ahead.
But before any of that, please learn proper spelling and grammar first. You know - what they teach in elementary school ...
(Back to the actual topic ... CfC was over already.)