| 摘要 |
PROBLEM TO BE SOLVED: To solve the problems in which there is a strong feeling that a conventional coupon is given from a third party such as a company, and reasons why discount and merchandise exchange are good for a user other than the fact that a price will be low are not often obtained even when there is the expression of the discount and the merchandise exchange or the like.SOLUTION: By attaching a written oracle to a coupon, reasons that this merchandise is good because of such fortune or a discount rate is high because of excellent luck or the like are created, and a use frequency of the coupon can be raised with a help that a discount rate is high especially for customers who draw the written oracle with excellent fortune such as great excellent luck or excellent luck. Though there is anxiety of cost increase by that, the entire cost is leveled by increasing low order kinds such as small luck and reducing high order kinds such as the great excellent luck, and a using rate of the coupon is increased. |
