A point of sale POS restaurant system can give you a new level of control over your restaurant operations, helping you increase efficiency, boost profits, and fine tune inventory management. Switching from a traditional cash register and paper based orders to a POS restaurant system can be hard, but the return on investment can really make it worth your time and effort. In the most basic sense, a POS restaurant system is a glorified cash register. The typical POS restaurant system station consists of a computer and cash drawer, a receipt printer, and a touch screen monitor. Most eateries have several such stations, with additional components depending on the type of business.