Approximately 60 percent of sports bettors considered the ease of cashing out to be very important, while only 21 percent of sports bettors considered that same category to be somewhat important. Meanwhile, during that same month, the most important factors among regular sports bettors when choosing a sports betting service in the U.S. As of December 2021, the most commonly used sports betting service by regular sports bettors in the U.S. in 2018, leading to each state being able to do as it pleases in regard to legislating and legalizing sports betting. Sports betting was legalized at the federal level in the U.S. In 2021, the total sports betting revenue in the U.S.