Poker is a card game in which players compete to raise their stakes by betting chips. Each player has a certain number of chips they can use to place a bet, which is called the pot limit. The house rules usually allow players to double their stakes after a certain number of raises, but after three or four, stakes can become so large that a player may be forced out of the game due to lack of funds.
To win a hand, players compete to have the highest-ranking five-card hand. They place their bets until all other players fold. If a player is eliminated, the remaining chips in the pot are distributed equally among them. Then, the final betting phase takes place, where the best hand is revealed.
During the game, players can also set up a kitty. This kitty is created by cutting a low-denomination chip from each pot that has more than one raise. This fund belongs to all players equally, and it is used to purchase new decks of cards and food for the players. Players can also share the kitty chip with other players.
Generally, players should have two ranges: a 20% preflop range and a 25% preflop range. The range can be discussed verbally and on forums. The easiest way to calculate the range is to know how many times the opponent played a hand. If the player has played many hands, he/she is known to have a loose or weak hand in that spot.