By strategically discarding, you can keep your opponents guessing about your intentions and keep control of the game. One crucial Rummy skill that can give you a big edge play roulette for freeover your rivals is keeping track of discarded cards. Throughout the game, you can learn more about what is still in play and what your opponents might be holding by keeping a mental record of which cards have been discarded. Your overall strategy can be improved by using this information to help you decide which cards to draw or discard.