ESCROW
localbitcoins.com is the best web based application system for the buying and selling of bitcoins it has the escrow system the process in which the security and integrity of seller and buyer is maintained.first of all the seller bids and the buyer accepts the bid and relaease payments via and centralized channel like webmoney, skrills bla bla bla later the bitcoins are released and given to the seller keeping all the notions of security managed
see buing and selling via localbitcoins.com