Online sport betting, also referred to as sport booking, is the act of placing bets on sporting events. Historically, bets were made on sporting events based upon the outcomes of the event. PASPA has made it more difficult to place bets online and in person on sports, however Nevada does have an exception. To place a bet one needed to visit a betting operator. Nowadays,แทงบอล booking applications allow users to place bets with their mobile devices and process payments. These apps also serve as a digital clearinghouse to process bet calls and payouts.