| 摘要 |
PROBLEM TO BE SOLVED: To easily promote sales for each customer by a vending machine for promoting sales. SOLUTION: When the customer inputs an ID number by ten key-type merchandise selecting buttons 71, sales data for every customer ID corresponding to the ID number are collated from a RAM 3. When the number of merchandise purchases exceeds a prescribed value, for example, sales promoting services such as a bonus presentation and a price reduction are provided and it is outputted from a message board 8 that a sales promoting campaign is executed when the value becomes close to the prescribed one. Thus, sales promotion is easily executed for every customer, which is different from the conventional one containing the same contents to many and unspecified recipients so that the sales of merchandises are enhanced.
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