| 摘要 |
PROBLEM TO BE SOLVED: To provide a shop communication system collecting the sales data in a shop and analyzing the sales as a reward for outputting the advertisement data to customers at every business transaction with the customer in a state that the advertisement data is provided to each shop side. SOLUTION: When a server computer 2 at a service entrepreneur side provides the advertisement data to an ECR(electronic cash register) terminal device 3 at each shop side, the ECR terminal device 3 outputs the advertisement data at every business transaction with the customer, and registers the inputted sales data, and the server computer 2 at the service entrepreneur collects the sales data from the ECR terminal device 3, analyzes the sales, and transmits a result of the analysis to the ECR terminal device 3 at the shop side. |
