this invention relates generally to software , and more specifically , to systems and methods to establish a directory of any kind of offer , whether commercial or non - commercial . the invention enables any person to create a forum for any kind of offer without the intervention or action of the operator of the directory , permitting the directory to be extended to offer types not even understood by the operators of the directory . the invention further enables persons making offers of every type to advertise their offers in such directory , and to rapidly update their offers as market conditions change . the invention further enables consumers to review offers in such directories , and compare offers based on price , years of experience , and other quantified metrics . the invention further enables consumers to invite those making a particular type of offer to bid on a specific job , and for such bids to be organized in charts , maps , and lists from which the consumer can compare the prices and qualifications of those bidding . the invention further enables a reward system providing incentives to people who induce those making offers to list their offers on such directory .