| 摘要 |
PURPOSE: A refunding method of a business model is provided to enable more convenient product sales through reasonable product purchase after confirming a real product. CONSTITUTION: The delivery/reception confirmation for a predetermined product is received, and an adjustment request for the money of a product is received from a purchaser(S140). The adjustment request is addressed to a product seller. When the seller approves the adjustment request, acceptance information is addressed to the purchaser(S420,S430). The amount of money is changed, and the purchasing is approved. |
