Poker is a card game where players try to make the best five-card poker hand using their own cards and the community cards. The game can be played with two to eight or more players. The game can also be played in a tournament where the blinds increase at set intervals over the course of the tournament until there is only one player left who has all of the chips.

Official poker has a number of written and unwritten rules that players must follow in order to play the game correctly. It’s important to understand these rules because they can affect the outcome of a poker game and help players win more money. Some of these rules include avoiding “angle shooting,” which is the act of trying to take advantage of a less-experienced player or a situation at the table.

When a player declares that they are going to make a bet or raise, they are held to those actions. If a player accidentally acts out of turn, they must call the bet or raise if they want to stay in the game.

Another unwritten rule of poker is to never reveal what type of hand you are holding to the other players. This can give away information about the strength of your hand or even make them think that you’re bluffing.

In addition to the above rules, it’s also important to have a supply of poker chips that are clearly marked with values. A white chip, for example, is worth the minimum ante or bet and a red chip is worth five whites. It is also a good idea to designate one player as the banker who keeps track of the amount of chips each player has and how much they are paying for them.