Wait time at the front of the restaurant can be a costly expense. As soon as the wait time goes over 30 minutes you will start loosing guests to other restaurants near by. They came to spend money with you but instead took their money to the competition. During lunch having a 5 minute wait can make your guests leave for somewhere else. Having a self checkout, pay at the table solution in your restaurant can make a huge impact to your total profit in a day. Why is this?