In the past, you could only participate in the betting action of sports betting by visiting a Sports Booking Operator. It required you to provide information and pay fees. แทงบอลออนไลน์ betting apps for sports are clearinghouses. They register and process bet calls , and pay out. In some states, like Nevada, sport betting is now legal online. According to the law, it could take a few more years before it becomes legal in your state.