It isn't easy to consistently makeR$50 orR$100 a day playing poker. Because in poker some days you will win and some days you will lose. However, if you want to makeR$50 orR$100 a day on average playing poker, then you should play low stakes cash games.
Here's the quick answer: Yes, you can make money playing poker, but you need to use a specific strategy. More specifically, this means playing in the right games, playing against the right people and playing the right cards. In order to make money playing poker you will also need to have good tilt control.