The present disclosure provides a method of controlling a probability of a probability-based item provision system, which includes measuring an amount of use of an item provision system during a first time interval, comparing the measurement result with a first threshold, and changing the probability of the item provision system within a predetermined range during a second time interval after the first time interval, based on a result of the comparing.

A system for an electronic gambling device output has been developed. The system includes, a first computing device with slot machine game logic circuitry that generates an output signal that is content tested and approved by a gaming regulatory authority for output by the slot machine. It also includes a second computing device that is external to the slot machine. This device controls the tested output content and output content that has not been tested by the gaming regulatory authority. The untested output content replaces or supplements the tested output content.

A system for an electronic gambling device output has been developed. The system includes, a first computing device with slot machine game logic circuitry that generates an output signal that is content tested and approved by a gaming regulatory authority for output by the slot machine. It also includes a second computing device that is external to the slot machine. This device controls the tested output content and output content that has not been tested by the gaming regulatory authority. The untested output content replaces or supplements the tested output content.

A lottery skill wagering interleaved game system. An entertainment game is provided. Responsive to a scanned code provided by an entertainment game module, a random number generation result is generated based on the scanned code. A wager outcome is determined based on the scanned code and the random result. The skill wagering interleaved game interleaves a gambling game with an interactive entertainment game. A second chance entertainment game is provided on a user device based on a wager outcome.

Embodiments include opening a gaming account of a user. Embodiments include establishing an amount of consideration in the gaming account of the user. Embodiments include, after opening the gaming account and establishing the amount of consideration, authorizing the user to access the gaming account from a computing device by verifying credentials of the user received from the computing device. Embodiments include receiving a first request from the user to enter into a game. Embodiments include receiving a second request from another user to enter into an opposite side of the game. Embodiments include matching, by the computer system, the first request and the second request. Embodiments include forming one obligation with a gaming operator to pay the user for winning the game with the user and forming one other obligation with the gaming operator to pay the second user for winning the game with the other user.

A raffle contest system that comprises a database, wherein tickets are sold electronically and information about every ticket is stored in said database. Said container is surveilled at all times by a camera, wherein the video-stream provided by the camera is accessible by users at all times and shows every ticket being printed and dropped into the container immediately after purchase. Purchased tickets comprise identification information to ensure authenticity and integrity of the process. Customers can verify the status of the container, their purchased tickets and interact with other customers at all times during the raffle process. Drawings of the winning tickets are also broadcast through the same video-stream to ensure that the container was not tampered with at any time.

A raffle contest system that comprises a database, wherein tickets are sold electronically and information about every ticket is stored in said database. Said container is surveilled at all times by a camera, wherein the video-stream provided by the camera is accessible by users at all times and shows every ticket being printed and dropped into the container immediately after purchase. Purchased tickets comprise identification information to ensure authenticity and integrity of the process. Customers can verify the status of the container, their purchased tickets and interact with other customers at all times during the raffle process. Drawings of the winning tickets are also broadcast through the same video-stream to ensure that the container was not tampered with at any time.

An additional optional, side bet area is included on the standard casino craps table for additional betting during the regular play of craps. Players bet that every dice roll combination of 2 or more designated point numbers, 4, 5, 6, 8, 9, or 10, will be rolled on the dice before a 7 is rolled. Bets are placed in accordance with casino regulations before the come out roll. During the come out roll if a 7 rolls, all side bets are lost; if a 2, 3, 11, or 12, the bet is a push and can be removed or changed; if a 4, 5, 6, 8, 9, or 10, the bet stays until a 7 is rolled to end the round and cannot be removed or changed. If every dice roll combination of 2 or more of the designated point numbers has been rolled when the round ends, bets are paid according to a side bet payout table. If they are not rolled, the bet loses.

A device used in marketing contests, particularly for the drawing of tickets which are put into a rotating raffle drum (G), and whose main purpose is to provide a dynamic and automated device that, advantageously, allows feeding of tickets even when the rotating drum is moving, enables constant and uniform shuffling of said tickets, thus ensuring randomness of the drawing with greater safety and ease and, at the same time, provides public entertainment. Said raffle device (E) comprises a rotating raffle drum (G), a stand (S), a rotation mechanism (R), a ticket feeding device (D), a compressed air power unit (C) and a power, command and control board (Q), including an electronic control unit (not depicted) such as a PLC. Device (E) may further comprise a ticket swirling mechanism (T) interconnected to a compressed air power unit (C) and a lighting system (not depicted) conveniently associated with the rotating drum (G).

A system for an electronic gambling device output has been developed. The system includes, a first computing device with slot machine game logic circuitry that generates an output signal that is content tested and approved by a gaming regulatory authority for output by the slot machine. It also includes a second computing device that is external to the slot machine. This device controls the tested output content and output content that has not been tested by the gaming regulatory authority. The untested output content replaces or supplements the tested output content.