eBay

eBay is the world's biggest marketplace, filled with millions of users and million of auctions every day.  It is the evolution of the modern flea market, with 21st century security and payment controls in place.  Traditional competitive auctions comprise about 65% of eBay's transactions, but you can also make straight purchases with "Buy It Now" and "Make Me an Offer" options. Millions of pounds transact on eBay every single day. Thousands of people even make eBay selling their fulltime career.