Should I raise this issue on AskGamblers or CasinoGuru?
This is your best option, when their representative starts to mock you noone else is gonna help you
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Nope, the conversation this far clearly shows otherwise, where their representative "starts to mock" OP and we're still trying to get to the bottom of the case, and question the evidence that OP gave, so I can't fathom where you got that idea from.