Frequently Asked Questions
2) Is it legal?
It is legal in certain countries. You have to check with your country's government.
No, it is not legal! The terms and conditions of the gaming provider prohibit to let others play with your account.
Honestly, you are a funny guy.

When your customer catch a stroke of luck, you will take 50% of it and when he lose, then he has to eat it alone.
If you would be a professional poker player, then your offer might would make sense, but not if you play -EV casino games! And even then, you would have to share the losses as well. A commission would be based on the total win over a longer period and not on a session win.