Whether you’re betting on a local sport or on the NFL, a sportsbook is a place where you can wager on sports. In addition to making bets, a sportsbook may offer a variety of features, such as live in-play betting, multiples, free picks and more.

The spread is a difference in the expected scores of two teams. It’s calculated according to the bookmaker’s website. When a team wins, the winnings are paid out. The vigorish is a small fee charged by sportsbooks for taking bets.

There are various online and offline sportsbooks to choose from. Each sportsbook has its own set of rules, so be sure to check them out.

It’s also important to read a few user reviews. The good news is that most sportsbooks have taken security into consideration. The bad news is that many haven’t. Some have been caught operating illegally.

The other good news is that there are websites that will tell you exactly which sportsbooks are legal in your state. These include the Nevada Gaming Control Board and the New Jersey Division of Gaming Enforcement. You should also consider which sportsbooks are licensed and regulated.

Most of the big boys are legal, but there are some offshore sportsbooks that operate without licenses. This can lead to some tricky situations.

When it comes to picking a sportsbook, it’s wise to research the best odds, features and payouts. It’s also smart to shop around for a good deal.