Today, MSN Search launched MSN Search and Win, an MSN search portal that allows you to search and win money. According to the official rules, the promotion started on February 3rd and ends on February 28, 2006 at 11:59 p.m. (PT). How do you win? Look for a "MSN Search & Win" in the title of one of the sponsored results and then click the link to win instantly. You can view the prize list by clicking here.
It is interesting to note that Yahoo has recently offered incentives to fill out search surveys. Also note that older search engines used to give out prizes to search. View the press release here and make sure to click on the right ad, if you know what I mean.