No Deposit Bonuses for existing customers are promotional offers provided by online casinos and sportsbooks to reward loyal players. Unlike traditional bonuses that require an initial deposit, these incentives allow users to enjoy free bets or bonus credits simply for being active members. This type of bonus encourages continued engagement and enhances the gaming experience, giving players a chance to explore new games or place additional bets without financial commitment. However, it's essential to read the terms and conditions, as wagering requirements and eligibility criteria may apply.