An Electronic Point of Sale System (EPOS) refers to a computerized equipment that performs functions of a checkout counter. Some of these functions include payment through credit card or cheque, generation of sales reports, verification of transactions, and coordination of inventory data among others. An EPOS includes a computer, receipt printer, customer display, and barcode scanner. In addition to that, many systems have credit or debit card readers, weight scale, signature capture devices, pin pad device and an integrated card processing system. Many systems are...