| 摘要 |
PURPOSE: A commercial transaction service method using a messenger is provided to get the commercial transaction contents desired from a user and presented from a seller by using real-time text/voice chatting among messenger commercial transaction service members. CONSTITUTION: The member selects a desired commercial transaction service item such as cooperative purchase, auction, and exchange. The member registers the sale, the purchase and the exchange by selecting a desired article from the service item. If another member registers the contents fit to the commercial transaction selected by the member, a messenger window informs the member of the registered information.
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