Gamblers may be suspicious but actual frauds means you. Red to trap the site owner only. They were introducing which is not legal in your country so you must be careful before you invested on any gambling sites.
Criminals in gambling field? I don't vote for it for sure.
Maximum people invested on gambling must clear the way they are moving for earning purposes.
It is true that people come to gambling site for the purpose of money making but we need money to bet on the gambling sites which may tempt the people to do crimes to get that money and even when they are addicted they can do anything to gamble but it is very rare case thoug.
There's incidents where gambling addicted person do some crimes like stealing money or things for them to continue playing, as their minds already been corrupted of this habits, there's no excuse aside from being too much engaged and they can't have any additional capital so they can do things like this to satisfied their lust and to continue playing.