Pos systems have revolutionized how stores and companies sell products and items. The whole store can be managed easily using a single computer. The number of products displayed, bought and stored can be accounted for at a click of a button. This would help store owners manage the products efficiently. If there is discrepancy and deficit in the sales and income, it would be detected immediately. The income and sales can be doubled or tripled without the need to invest in greater manpower. This would help the company progress and develop.