When customers buy goods from the shop. Sales can be used to serve customers. When customers buy goods. Was the pay at the cashier, but if the goods in the shop.If they are to ask customers to wait for the goods or, if no wait is over work, but if you wait just to give customers pay and collect customer data. And let slip to the customer. Of waiting for 24 hours or 1 days.The warehouse when prompted and the ship to the store of the store.