DEVICE AND METHOD FOR PROMOTING TRADE BASED ON APPROACHING DEGREE OF CLIENT TO TRADE

摘要

PROBLEM TO BE SOLVED: To provide a portable terminal carried by a user for radio communication with a local area network for displaying data on the basis of a physical position of a user. SOLUTION: A plurality of network nodes are arranged over the whole of a place provided for sales purpose of products such as a shopping mail and a shop. The position of the user is decided according to an access node position communicating with the terminal. The data can include purchase recommendation for the product.