It's okay to discard a card in favor of something more useful if it doesn't advance your strategy or melds. It's time to investigate more complex strategies that can improve your gameplay evenwinning at slots more after you've mastered the fundamentals of Hello Rummy. "Card counting" is one method of this kind. This allows you to make educated guesses about which cards are still in play by recording which cards have been played during the game. You can estimate your chances of finishing melds & predict your opponents' moves more accurately if you know which cards are still available.