Patent ID: 9727888
Date: 2017-08-08
CPC Classifications: G06Q

Claim:
1. A network system for assisting sales promotions in at least one eating and drinking establishment, the network system comprising: a reader having a communication interface and memory installed in an eating and drinking establishment, the reader storing reader identifying information, and transmitting reader identifying information, visit information, and user identifying information; a first server having a first processor and a first memory operatively coupled to the first processor; and a second server having a second processor and a second memory operatively coupled to the second processor; the first processor being programmed to: the second processor being programmed to: wherein if the user terminal is not capable of transmitting or receiving information from the reader, the reader plays a predetermined sound unique to each reader or to each eating and drinking establishment that is detected by the user terminal such that the user terminal identifies the reader or the eating and drinking establishment based on the predetermined sound, and upon recognizing the predetermined sound played by the reader, the user terminal transmits reader identifying information, user identifying information and time information to the first server.