If someone which follows the set of rules and be discipline enoff. Can people make 50-100 $ a day just gambling in online casino.....?
If the game is on the big bets then of course you can win. But you need not only to be a good player, you also need to be able to play well. Although the best advice is to choose in what understand.
It is very hard to say that a gambling can be profitable in long term. Because that is hardest way of getting profit. And we don't know what is going to happen.
So, even in sports betting even we know the team that we are going to bet our money everything can turn into upside down or circle in round.
Just like the NBA Finals this last season, CAVS vs GSW. We though that GSW has all the chance, but it changed in the end.