Typically, casinos offer games of skill like blackjack, baccarat, and roulette. They also offer slots and video poker, which are games of chance. They may also offer live entertainment or sports betting.

Casinos are profitable businesses. They offer a variety of games, free drinks and meals, and a host of other luxuries to attract players. They also offer security measures to help ensure the safety of patrons.

Casinos use chips instead of real money to track money. They also have security cameras. Casinos usually have security personnel watching the entire floor. They also have security cameras in the ceiling. These cameras can be adjusted to focus on suspicious patrons.

Some casinos have catwalks in the ceiling above the gaming floor. This allows surveillance personnel to look directly down on the casino.

In the past, casinos feared that players would leave if they were photographed. Today, most casinos allow photography. Casinos have also installed cameras in the ceiling to watch every doorway. They also have cameras that watch every window.

Casinos also have security guards and pit bosses who monitor the games and table games. The pit bosses also watch for cheating patterns.

The most popular games at casinos are blackjack and baccarat. However, casinos offer other games, such as poker, roulette, and sic bo.

The casino’s business model is based on a statistical advantage known as the house edge. The house edge depends on the game, but it usually ranges from two percent to over two percent.