| 摘要 |
PROBLEM TO BE SOLVED: To provide a reward management system in which an effect of a word-of-mouth communication of a connection service is accurately evaluated so as to appropriately manage a reward in a connection service.SOLUTION: An EC server 4 transmits to a reward management server 2 a purchaser, an advertiser and a purchase amount (S7). The reward management server 2, on receiving from the EC server 4 the purchaser, the advertiser and the purchase amount, inquires an SNS server 3 of a relationship between the purchaser and the advertiser (S8). The SNS server 3, on receiving the inquiry on the relationship between the purchaser and the advertiser, retrieves user-relationship information so as to identify a relationship between the purchaser and the advertiser (S9), and transmits to a reward management server 2 the relationship between the purchaser and the advertiser (S10). The reward management server 2, on receiving the relationship between the purchaser and the advertiser, determines a reward recipient, and records reward management information (S11). |
