A disclosed a player tracking unit provides a touch screen display with a touch screen controller integrated into the touch screen sensor assembly. Game service interfaces may be presented on the touch screen display that allow a user to obtain one or more game services. With the touch screen sensor, a user may navigate through the game service interface and supply information required to obtain a game service. Types of interfaces provided with the gaming machine include a harm minimization interface for helping a player to adhere to one or more game play limits during game play at the gaming machine.