UK online casinos operate under tight rules set by the UK Gambling Commission...
https://danteuoqx487.theburnward.com/how-do-compliance-costs-scale-as-a-casino-gets-bigger
UK online casinos operate under tight rules set by the UK Gambling Commission to keep play fair and transparent. This includes limits like a typical 96% return to player (RTP), which means the house still profits over time