My checklist has got shorter over time — licence, withdrawal track record, and whether real players are talking about it in normal forums. When I was looking at Kassabet I found
https://kassa-bet.net/ with a summary of the platform’s licensing details and payment processing times reported by UK users, which gave me more confidence than the casino’s own about page. Licence is table stakes — if it’s not clearly displayed, I walk away. For withdrawals, I look for people posting about actual payouts, not just first impressions. The site I got burned on had great reviews but zero real player discussion about cashouts. Kassabet passed those checks for me. First deposit was small, withdrawal came through cleanly, and I scaled up from there.