| 摘要 |
PURPOSE: A barter method using group purchase method is provided to promote bartering by exchanging articles in group purchasing type through online using cyber money. CONSTITUTION: A seller accesses a batering management system by operating a terminal and registers products/services, selling price and period of the products/services(S1). A buyer accesses the batering management system by operating a terminal and registers purchasing data including the desired quantity of the registered products/services(S2). The management system accumulates the purchasing quantity until the purchasing period limit.(S3,S4) The management system decides the last purchasing price by comparing the prices(S5). The management system requests the buyer to pay a purchasing commission(S6). Then, the management system checks if the commission is paid from the buyer and informs the seller of the purchasing data of the buyer(S7). The management system requests the seller to pay a commission(S8). The management system checks if the commission is paid and gives cyber money in a cyber account of the buyer to a cyber account of the seller(S9). The seller delivers the products/services to the buyer through offline(S10).
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