Paying close attention to details can mean the difference between winning and losing at rummy. Keeping track of the cards that are discarded gives you important information about what your opponents may be holding and sata king notheir objectives. Players can determine the tactics of their opponents by observing which cards are regularly discarded and which ones are taken from the discard pile. An opponent may be on the verge of finishing a set or run involving particular cards if, for example, they routinely remove those cards from the discard pile. On the other hand, throwing away valuable cards might indicate that they are having trouble with their hand.