It is really hard to safe gambling because you will spend a lot of money with it and that is bad because if you lose that it would be all wasted and that must not happen to you.
You can play with some small amounts if you dont want to lose that much money but the chance to win is also smaller.
Playing with small amount is only minimizing the risk therefore it is not still safe, gambling is risky so you cannot have safe method. The only safest way is to follow with some experts on their picks if you are not good in picking players with also proper bankroll management.
And if still he is unable to win the most safe way for him is that do not play any gambling otherwise you will remain with nothing in your hand, just start any job or some other business if you are unable to find any job.