You can decide which cards to draw or discard more intelligently if you keep track of which have been played and which are still in play. This increased awareness maximizes your chances of success by enabling yrummy with friendsou to predict possible moves from your opponents. Strategic blocking is another sophisticated tactic that emphasizes minimizing your opponents' options while optimizing your own melding opportunities. Consider keeping those cards longer than necessary or throwing away cards that might aid your opponent in finishing their melds, for instance, if you observe that they are gathering cards from a particular suit or rank.