| 摘要 |
PROBLEM TO BE SOLVED: To specify articles for special sale classified by targets in an external environment at the present time, based on a database prepared based on information of the external environment in addition to information of customers and purchased articles provided as an electronic data. SOLUTION: In a network system where a server for opening an on-line shop of a distributor is connected to a terminal of a purchaser via a network, the server is provided with a sensor for obtaining the information of the external environment, the database in which attribute information of the article purchased by the purchaser, and the information of the external environment detected by the sensor when the article is purchased are prepared as one block, a special-sale article specifying means for specifying the articles sold with a prescribed number or more in the external environemnt detected by the sensor in the present time, based on the database, and a display means for displaying the articles specified by the article specifying means as the articles for the special sale, on a sales screen. |
