| 摘要 |
<p>A medium accessed by a readable/writeable apparatus having a read-only area (16-1) in which commodity information provided by a vendor is written and an only read operation is allowed, and a writeable area (16-2) in which predetermined commodity information provided by a server (14) is updated and a write operation of user information for retrieval is allowed. Consumers can easily accessible to latest commodity information at any time, and purchasing using the latest commodity information is secured. Also, the purchasing process is made fast and the purchase record is automatically filed in consumer side, creating the effect of guaranteeing refund or exchange in the future. Also, an increase in the sales achievement can be expected for suppliers owing to an easy, secured purchasing system, the purchase record is filed in a server, and identity verification can be done easily and accurately, thereby reducing a commodity loss. Further, labor waste can be reduced in the course of marketing. Since commodity catalog information is distributed online, labor and financial waste can be reduced. <IMAGE></p> |
