Sportsbooks often set limits or trigger account reviews based on your CLV...

https://www.bookmarkzoo.win/sportsbooks-often-apply-limits-or-account-reviews-due-to-factors-like-customer

Sportsbooks often set limits or trigger account reviews based on your CLV (Customer Lifetime Value) to manage risk. To avoid delays, ensure your KYC documents are accurate and that your payment names match your account