PRODUCT BUYING BIDDING SERVICE ON INTERNET JOINING BY HIGH OR LOW POSITION THROUGH COUPON PURCHASE

摘要

PURPOSE: A product buying bidding service on the Internet joining by a high or a low position through coupon purchase is provided to increase the efficiency of the bidding by selecting two winners from one bidding, and to increase the wining expectation by making the bidder join in the bidding by the high and the low position at the same time. CONSTITUTION: A bidding qualification is given to the bidder only if the bidder buys the coupon on the wire/wireless network. The bidder satisfying the qualification joins in the product buying bidding service by selecting the high or the low position. A high position method selects the winner suggesting the highest price from the bidders joining in the high position. A low position method selects the winner suggesting the lowest price from the bidders joining in the low position.