The casino is a place where people can gamble and play games of chance. These include blackjack, craps, roulette and baccarat. These games usually have mathematically determined odds that allow the house to make a profit.

Security is a key aspect of any casino, as both patrons and employees can be tempted to cheat or steal in collusion with each other. Casinos employ extensive security measures to prevent this, including surveillance cameras and sophisticated software that detects unauthorized behavior in real time.

Most casinos also have a security staff of workers dedicated to keeping an eye on patrons at all times and enforcing rules of conduct. They focus on identifying a variety of signs that people might be cheating, from palming to marking cards or changing dice.

Some casinos have elaborate surveillance systems that use cameras in the ceiling to watch every table, window and doorway. Security personnel in a separate room adjust the cameras to target suspicious patrons, and the video feeds are recorded.

Another way that casinos ensure their patrons’ safety is by offering them perks designed to encourage them to stay on the casino floor. These perks, known as “comps,” are similar to frequent-flyer programs that reward regular gamblers with free food, drinks and tickets to shows.

The comps that casinos offer are designed to keep customers on the casino floor and to keep them playing longer. Those who spend more money receive higher-priced comps, but those with smaller budgets can get similar rewards by swiping a card that records their usage and spending habits and tallying up points. These points can be exchanged for coupons to purchase free slot play or discounted meals, drinks and show tickets.