A system and method for rewarding a player for activity through a computer system relating to a racetrack track event. The computer system is operatively connected with a remote device to display a player interface to transmit and receive information and requests from the player. The request may be for...http://www.google.com.au/patents/US7815506?utm_source=gb-gplus-sharePatent US7815506 - Player reward system for activity on a computer system
