BackVerse

Buying something?		Selling something?
	Create a classified in which you list the details of the item you want to buy		Browse the classifieds to make offers to people who are looking to buy the item you are selling
	Watch sellers compete to give you the best offer		View account activity to view the offers you have made to classifieds
	Choose a winner whenever you see an offer you like		Watch the result to see if your offer is chosen as the winner
	Finalize your purchase by communicating with the seller		Finalize your sale by communicating with the buyer

And there are no fees!