Abstract: Apparatus and method provide for wagering across multiple gaming operators operating at respective locations, using respective accounts accessible according to a location of a player.

Abstract: Various embodiments that may generally relate to mobile gaming, location determination, mobile devices, authentication, and so on are described. Various methods are described. Various apparatuses are described. Further embodiments are described.

Abstract: Systems and methods related to the play of games that include interim betting. Other embodiments are also disclosed.

Abstract: Various embodiments that may generally relate to one or more competitions. Such competitions may include a plurality of rounds. A round may include a player attempting to choose a winner of an event on which a round is based. A surviving player after a number of rounds may be a winner of a competition. Various apparatus and methods are described.

Abstract: Various methods and apparatus related to gaming are described. Some embodiments relate to a multi-tiered game involving multiple participants. Some embodiments relate to players establishing gaming elements based on desired criteria. Other embodiments are described.

Abstract: Some embodiments include a fantasy sports game. In some embodiments, an expected performance value may be determined. In some embodiments, a same player may appear multiple times in a team. Various other embodiments are described.

Abstract: Various methods and apparatus related to gaming are described. Some embodiments relate to a multi-tiered game involving multiple participants. Some embodiments relate to players from a plurality of gaming operators playing games with one another. Other embodiments are described.

Abstract: A user may purchase an option to cancel a wager in exchange for a refund amount. In purchasing the option, the user may select an exercise time from a plurality of exercise times, each exercise time having an associated price, which price may be the price of the option. The refund amount associated with each exercise time may be the same amount. Responsive to a user exercising a purchased option, a determination may be made as to whether the time of exercise is at least prior to the selected exercise time. If so, the wager may be canceled in exchange for the refund amount.

Abstract: Various embodiments of a successive choice game including methods and apparatus are described. Further embodiments are disclosed.

Abstract: An interaction and/or combined efforts of a pool and a book may provide an increased flexibility over a traditional book of wagers and a traditional pool of wagers. Various examples of accepting and forming one or more wagers by a book and a pool are described that enhance the ability to make wager related offers to wagerers.

Abstract: Some embodiments may include interaction among sports books. Various other systems and methods are described.

Abstract: Some embodiments include a fantasy sports wagering game. A gaming operator may assign real life sporting players into brackets based on their expected performance so that players with similar expected performance are in a same bracket as each other. Participants in a fantasy sports wagering game may be required to select a player from each of a plurality of brackets to form a fantasy sports team for the fantasy sports wagering game.

Abstract: Various methods and apparatus related to gaming are described. Some embodiments relate to a multi-tiered game involving multiple participants. Some embodiments relate to players from a plurality of gaming operators playing games with one another. Other embodiments are described.

Abstract: Various methods and apparatus related to parlay wagering are described. In some embodiments, real time parlay odds may be offered. Further embodiments are described.

Abstract: Various embodiments include game configurations that are specific to a location.

Abstract: Various embodiments that may generally relate to mobile gaming, location determination, mobile devices, authentication, and so on are described. Various methods are described. Various apparatus are described. Further embodiments are described.

Abstract: Some embodiments related to account based wagering across multiple gaming operators. Various apparatus and methods are described.

Abstract: Methods and systems are provided for managing a wagering system. In one exemplary embodiment, state information of a live event such as a sports game may be received in real time. During the event, a plurality of possible future states of the event and their associated probabilities (and odds) may be determined based on the state information, historical information, and current in-game information. A betting market is created for betting on the possible future states at determined odds. The betting market is closed and winning and losing bets are resolved based on updated state information.

Abstract: In accordance with the teachings of the present invention, a system and method for wireless gaming with location determination are provided. In a particular embodiment of the present invention, the system includes a gaming server; a wireless network at least partially covering a property, the wireless network comprising a plurality of signal detection devices; and a gaming communication device operable to transmit and receive gaming information to and from the gaming server via the wireless network. A location of the gaming communication device on the property may be determined based upon a signal received by the plurality of signal detection devices from the gaming communication device. Based upon the location of the gaming communication device on the property, a predetermined functionality of the gaming communication device may be enabled.

Abstract: Some embodiments may include interaction among sports books. Various other systems and methods are described.