Buys BTC for USD through various methods (at avg bid price).
NON-INSTANTANEOUS, usually takes 12 hrs to confirm and finalize. Also sells BTC if you request it (at avg ask price).
site link: http://btc2usd4u.yolasite.com/
Choose carefully any service that store and manage funds for you. Very few Bitcoin businesses offer enough insurances to be used to store money securely like a bank at this point.