Sportsbooks set limits and conduct account reviews partly to manage player...

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

Sportsbooks set limits and conduct account reviews partly to manage player lifetime value (CLV) and reduce risk. To keep withdrawals smooth, ensure your KYC documents match your payment details exactly