This will increase your options for discarding cards and facilitate the declaration of "Rummy" once you have arranged all of your cards into sets and runs. It's also critical to observe which cards your opponents are discarding since this legacy of dead slotscan provide you with important insight into the cards they are keeping & the ones you should refrain from discarding. Maintaining Records of Thrown Cards and Hand Worth. To help you make well-informed decisions about which cards to draw and which to discard, it's also a good idea to maintain track of which cards have been discarded and which ones are still in the draw pile. It's crucial to consider the value of the cards in your hand in addition to creating sets and runs.