Betting systems are strategies that gamblers use to manage their bets and potentially increase their chances of winning. These systems often involve adjusting the size of bets based on previous outcomes, aiming to recover losses or maximize profits. Common examples include the Martingale system, where players double their bets after a loss, and the Fibonacci system, which uses a sequence of numbers to determine bet sizes. While some believe that betting systems can provide an edge, it's important to note that no system can guarantee success. The outcomes of games, especially in casino settings, are largely based on chance, and betting systems do not change the inherent odds of the games.