The truth is that they can do this, but it’s not a particularly common occurrence, despite what some classic casino myths will have you believe. For a casino (especially an online casino) to change the payout percentage (or RTP) would require plenty of paperwork, along with back and forth between both the game provider and gambling authorities. To be honest, it isn’t really worth the casinos time and effort to do this.
Can casinos change the payout on slot machines?
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