| 摘要 |
There is described a network apparatus for administering product purchases. The network apparatus includes means for receiving product data from one or more vendors, means for advertising the product data using a plurality of electronic sales channels, and means for receiving purchase requests via the electronic sales channels. In this way, the network apparatus acts as an intermediary, or broker, between vendors and customers. There is also described an electronic auction system in which bidders make their bids using their cellular phones.
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