That's the idea behind rewards search engines, which offer cash, prizes or other goodies to those that use them. IWon Backed by US television network CBS, iWon has a directory of web sites generated automatically by Inktomi, which also provides its more traditional crawler-based results. It launched in Fall 1999.
Advertisers can bid to be listed at the top of search results.
Non-paid results are powered by Inktomi. Sportula Charities win when you search at Sportula. Advertisers pay to be listed higher in the results, and half the money earned is supposed to be donated to selected charitable organizations. Non-paid results come from meta searching major search engines. Offers cash for searching or referring friends.