UKGC is the baseline. Good sites show RTP, explain cash-out times, and avoid...

https://varimail.com/articles/best-way-to-find-slots-by-provider-on-a-uk-site/

UKGC is the baseline. Good sites show RTP, explain cash-out times, and avoid slow payouts. Check for useful tools too: limits, time-outs, and self-exclusion