Sports betting, unlike casino games, have far more calculated odds based on the event, team and player performances, weather, and venue. A lot of factors make sports betting winnable. However, it is important that every new bettor understand the game as well as betting formats before spending their money. They should start slow and focus on learning about how much they can make with a certain type of bet. Keeping a clear mind and realistic expectations are the traits of professional bettors. They should also keep a record of all the bets they make and how they use the money.