UKGC approval is the baseline. Check RTPs are shown, cash-out times are clear,...

https://devinsmasterperspective.opalvector.com/posts/what-are-red-flags-for-rtp-transparency-on-a-slot-site

UKGC approval is the baseline. Check RTPs are shown, cash-out times are clear, and tools like deposit caps and time-outs are easy to find