Hi sir, this is maxim88 Customer Service.
Betting roulette covering more than 25 out of 37 numbers on the table is not allowed just like betting on both red and black side. It is considered as hedge betting and abnormal betting due to rebate and bonus requirement is issue according to the valid bet amount.
Action will be taken accordingly if found repeating abnormal betting on member's account.
Your attention on the issue concern is much appreciated.