Hey just thought i would post this since it almost happened to me. I argreed to sell my laptop online to some one in Nigeria for $860.00 then i get a check for $5000.00 i didnt deposit it because it looked funny (no water marks, paper looked cheap ) so i called the back and yup its a fake thought you guys might want to know..
http://www.fraudaid.com/ScamSpeak/Nigerian/index.htm
that link will explain all about it.