This calls for both acute observation and memory; knowing which cards have been discarded can give important context for anticipating an opponent's next move. One player may be nearing the completion of mason slots casinoa meld if, for instance, they discard a card that another player picks up right away. Using this information effectively entails choosing tactics that either impede the advancement of rivals or increase one's own chances of success. While concentrating on your own melds, think about discarding cards that might aid your opponent in completing a particular run if you see they are gathering cards for it.