Bluffing in rummy should be used sparingly, though, as overusing this tactic can eventually make it predictable and less effective. Exercise Diversely. v appPractice frequently with friends or family who are also fans of the game is a crucial part of becoming an expert at Rummy. You can develop your flexibility & versatility as a player by playing against a range of opponents and learning their different playing styles and strategies. Sharpen Your Ability.