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.
Game Theory Optimal (GTO) poker is an umbrella term players use to describe the holy grail of no-limit holdem playing strategy (MasterClass). In general, the optimal theory dictates that the player is always making the decision that returns the most profit in the long run.