Bing Rewards Program
Use Bing as your search engine and enjoy unlimited rewards from Microsoft, including prizes, virtual offers and charitable donations. Simply sign up for the Bing Rewards Preview and install the Bing Bar, and your credits will automatically accumulate every time you run a search. Earn additional credits for testing new Bing features and frequenting the main site. Reward redemption starts at 250 credits. Rewards are offered on a first come, first serve basis, and shipping is free within the continental United States. Must have a valid Windows Live ID to apply.