When an opponent discards heart cards, for instance, it might be a sign that they want to construct a run or set with hearts. When choosyono slots all apking which cards to keep or discard, you can use this information as a guide. You can modify your strategy to maintain your lead in the game by closely monitoring the moves made by your opponents. The Rummy Heart as Bait. Another tactic is to use the Rummy Heart as bait.