Sports betting systems refers to a set of events that when combined for a particular game for a particular sport represents a profitable betting scenario. Since sports betting involves humans, there is no deterministic edge to the house or the gambler. Systems allow the gambler to have an edge.
Sportsbooks use systems [...]

David Sklansky and Mason Malmuth [1] assigned each hand to a group, and proposed all hands in the group could normally be played similarly. Stronger starting hands are identified by a lower number. Hands without a number are the weakest starting hands.

Pre-Flop Basic Strategy

A
K
Q
J
T
9
8
7
6
5
4
3
2

A
1
2
2
3
3
7
7
8
8
8
8
8
8

K
2
1
2
3
7
7
7

Q
3
4
1
3
8

J
3
4
4
1
3

T
4
7
8
7
2
6

9
8
7

3
6

8
8

4
6

[...]

Players are not supposed to handle the dice with more than one hand, pass them directly from hand to hand, nor take the dice past the edge of the table. The only way to change hands when throwing dice, if permitted at all, is to set the dice on the table, let [...]

Twist is poker jargon for a round with specific rules which is sometimes used in the poker variant stud poker.
One can replace any round of (or add a round to) a stud poker game with a twist round, in which each player is offered the option to replace exactly one card in [...]

Jai-Alai (pronounced hi-lie in English and hi-ah-lie in Basque) means “Merry Festival” in the Basque language. The term is used to denote a fronton (or open-walled arena) used to play a variety of Pelota called Cesta Punta, and, more broadly, to the game itself. The game is characterized by the fast [...]

rabbit hunt
After a hand is over, a rabbit hunt means to reveal the last card that would have come up in a community card game with a fixed number of cards. Such activity is usually prohibited in casinos.

rack
1. A collection of 100 chips of the same denomination, usually arranged [...]

Piquet is played with a 32 card deck. Start with a standard 52 card deck and remove all of the 2’s through the 6’s. This leaves all of the 7’s through the 10’s, the face cards, and the aces.
Each game consists of a partie of six deals (partie meaning part in French). [...]

There are (52 × 51)/2 = 1,326 distinct possible combinations of two hole cards from a standard 52-card deck in hold ‘em, but since suits have no relative value in poker, many of these hands are identical in value before the flop. For example, A♣J♣ and A♥J♥ are identical, because each is [...]

When someone with limited experience achieves better than expected results it is referred to as beginner’s luck. The term is most often used in reference to a first attempt in sport or gambling. For example, if Mike beats veteran golf player Joe in his first game, Joe might attribute this to beginner’s [...]

In the poker game Texas hold ‘em, a player’s hand consists of two hole cards, which belong solely to the player and remain hidden from the other players. Five community cards are also dealt into play. Betting begins before any of the community cards are exposed, and continues throughout the hand.
The player’s [...]

Soft lines is a betting terminology representing betting odds that have been poorly researched by sportsbooks.
Handicappers commonly use this term to emphasize the value of their play. Since handicappers can focus on a smaller subset of all the possible games, they have the chance to identify soft lines. Soft lines usually [...]

Some outs for a hand require drawing an out on both the turn and the river—making two consecutive outs is called a runner-runner. Examples would be needing two cards to make a straight, flush, or three or four of a kind. Runner-runner outs can either draw from a common set of outs [...]

The Numbers Game or Policy Racket is a lottery game where the bettor attempts to pick three or four numbers from zero to nine that will be randomly drawn. Before the advent of state-operated lotteries, the gambler would place his or her bet with a bookie at a candy shop or a [...]

The sample deal below assumes that a game is being played by four players: Alice, who is dealing in the examples; Bob, who is sitting to her left; Carol to his left; and David to Carol’s left.
All players ante $.25. Alice deals each player two downcards and one upcard, beginning with Bob [...]

Standard layout for craps (without Big 6/8)
Players can place or buy individual numbers (4, 5, 6, 8, 9, 10) by placing their wager in the come area and telling the dealer, “place the 6″ or “buy the 8″. Both are bets that the number will be rolled before a 7. Place [...]

Living Conditions
In many of the countries where there are large greyhound race tracks with gambling, the dogs live in kennels at or near the track or by their trainers.
In the United States, the kennels are indoor crates stacked two levels high, with the females usually kept on the upper level, and males on [...]

The unseen cards principle states that to calculate the probability (from the point of view of a player about to act) that the next card dealt will be among a certain set, he must divide the number of cards in that set by the number of cards he has not seen, regardless [...]

French Piquet deck
Piquet is a card game for two players. It is considered by many to be one of the best two player card games. Pronounced “pee-kay” in France, it is usually pronounced “picket” in English speaking countries.
Piquet is one of the oldest card games still being played. It originated over 500 [...]

During play—that is, from the flop and onwards—drawing probabilities come down to a question of outs. All situations which have the same number of outs have the same probability of winning. For example, an inside straight draw (e.g. 34 67 missing the 5 for a straight), and a full house draw (e.g. [...]

Availability error, related to the gambler’s fallacy, is the distortion of one’s perceptions of reality due to the tendency to remember one alternative outcome of a situation much more easily than another.
For example, if surrounded by slot machines people are more likely to continue feeding money into their machine, because they [...]