Priceline - Largest worldwide auctioneer of hotel rooms, flights, and rental cars with its Name Your Own Price product. SkyAuction.com - Travel site offering auctions and fixed-price purchase of airline tickets, hotel stays, tours, cruises, all-inclusive vacations, dining, and entertainment. BetterBidding - Discussion forum for those looking for travel bargains. BiddingFortravel.com - Resource for informed Priceline bidding, with message boards, FAQs, hotel lists, reviews, travel offers and bidding assistance. Gulliver Travel Ltd.Co. - Online auctions of vacation packages in Hungary and nearby countries. Room Auction Ltd. - Offers primarily UK-based hotel inventory with a user-bidding model.