The article compares UK and US online slot rules, including testing, payout...

https://brookssimpressiveop-ed.wordcanopy.com/posts/is-there-a-checklist-for-judging-slot-fairness

The article compares UK and US online slot rules, including testing, payout information and state-by-state access. A 96.5% RTP is an example, not a promise of individual returns; legal options for online casino play vary widely across the US.