Having a clear mental image of the possibilities of your hand will help you make better choices when it's your turn. Players should be aware of their discards as well. It is crucial to discarrummy stard cards that are unlikely to add to your winning hand, but it is also crucial to take into account what your opponents might require. It could make sense to keep those cards longer than you had intended if you observe that an opponent is gathering a particular suit or rank. This calculated withholding can impede their advancement while giving you more time to improve your hand.