Paying people to search and share what they've found is a concept that's gaining in popularity. Community and social search is the wave of the future, but these types of sites need to quickly build high-quality, human-indexed content, and their members are looking for the motivation to participate in this effort. Further, advertisers are anxious to take advantage of targeting large groups of users that are all interested in common products and services, which PreFound.com provides. Steve Mansfield