CASH-BACK SYSTEM THREROF CASH-BACK SERVICE METHOD

摘要

The present invention provides a real-time cache certain percentage of the profits of the seller to the buyer at the time of product purchase relates back to the way-back machine and using it cache-cache back. A terminal for this purpose is transmitted information about the purchased product and the store in real time, and the server cache by the purchase order of the purchased product is received from the terminal, and transmits to determine back information, the user terminal a cache receives from the server - back considering the information to determine the sales price for the purchased product, and receives information about the purchased product and the store from the terminal, and cached by the purchase order of the product purchased - determines a back information, the determined cache-back service proposes a method-back cache to transmit the information to the terminal-back cache system and using them. ; Points, cache-back, the compensation plan, cash drawer, POS System