It's also critical to pay attention to the cards you are discarding because you don't want to hand your opponents the advantage by giving them the cards they require to build sets & rrummy goolduns. You can position yourself for success in the later phases of the game by building a solid opening hand and exercising strategic judgment when deciding which cards to keep and discard. When used properly, discards in rummy can provide a wealth of information and opportunities. You can choose to draw from the draw pile or the discard pile when it's your turn.