FlashPoint is sold for 7 euro-dollars.. nice solid game but i think with Bad company 2 and mw2 and the others fps on the way this offer (maybe) comes a little too late…
Link to Operation flashPoint Dragon Rising
There are also a couple of (interesting?) demos, Just cause 2 and Order of War: Challenge Demo.
Link to Just Cause 2 (singleplayer)
Link to Order of War Challenge (multiplayer)