Disclosed is a method for enabling a player to use a mobile bonus feature system and a mobile device to become eligible for mobile promotions in addition to prizes or awards offered by a game on an underlying gaming machine. The method includes: enabling enrollment in the mobile bonus feature system; displaying a list of mobile promotions associated with games on underlying gaming machines; enabling selection of a mobile promotion and an associated game on an underlying gaming machine; once the player meets criteria of the mobile promotion on the underlying gaming machine, enabling the player to use a camera of the mobile device, which is controlled by the mobile bonus feature system, to take a photo of a game result that satisfies the mobile promotion; securely transmitting the photo of the game result to a web service; analyzing the photo of the game result to confirm the player has met the criteria of the mobile promotion; and once confirmed, awarding the player a bonus associated with the mobile promotion.