PROBLEM TO BE SOLVED: To prevent each store from being damaged by forged premium tickets while facilitating the stock management for sales and purchase in each store.;SOLUTION: A POS terminal 141 of a store-side terminal 140 in each store A-C transmits sales information for sales of premium tickets and purchase information for purchase of premium tickets. A management server 120 receives the sales information and purchase information, writes the received sales information and purchase information to a premium ticket database 130 in conformation to identification information of each store. The management server 120 reads, according to operation from a management terminal 110, the sales information and purchase information, stock premium ticket information obtained from these sales information and purchase information, and forged premium ticket information for forged premium tickets from the premium ticket database 130, and reports at least the read forged premium ticket information to the POS terminal 141 of the store-side terminal 140 in each store A-C.;COPYRIGHT: (C)2008,JPO&INPIT
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