Rejag Technologies provides best Retail Billing Software for your retail business. POS Software – Point of Sale, is the time and place where a retails transaction is completed. This is also called as Point of Purchase. With this POS merchant is made to calculate and indicate the amount owed by the customer for purchasing the products. Also, indicate the options for the customer to make payment. This POS Software is not only used for calculating transactions but also to have a ready count of stocks and to know the status of the business.