Sportsbooks often set betting limits and conduct account reviews due to factors...

https://betmentor.com/blog/welcome-until-you-win-how-to-avoid-getting-limited-or-booted-by-your-sportsbook-976

Sportsbooks often set betting limits and conduct account reviews due to factors like Customer Lifetime Value (CLV) and risk management. To avoid delays, ensure your KYC documents are accurate and your payment methods use the same name on file