A sportsbook is a service that allows people to place wagers on different sporting events. The service is legal in some states and is regulated by state laws. Its legal status is important because it offers a form of protection to those who bet. It also ensures that the odds offered are fair. In order to make sure that a sportsbook is legitimate, it is important to do some research. It is also important to find one that offers a good selection of betting options.

In addition to the odds, you should look at the types of sports and events that are offered. Some sportsbooks offer a wide range of sports and events, while others have a more limited menu. You should also investigate the betting limits and bonuses that are available. You should also read reviews of the sportsbook, but keep in mind that what someone else considers a negative might be a positive for you.

One of the biggest mistakes that you can make when running a sportsbook is not offering enough betting options. This can turn off potential customers and cause them to abandon your site or app. You should try to include as many betting options as possible, including all major leagues and even less popular ones.

Another mistake is choosing the wrong technology for your sportsbook. It is important to choose a solution that will be scalable as your user base grows. You should also ensure that it is secure and that you have the ability to verify users’ identity.