Observing these cards will provide you important information about the sets and runs they are attempting to form, as well as the cards that are still in play. Your ability to quickly form sets & ru666e app downloadns is enhanced by this information, which helps you make more informed decisions about which cards to discard & which ones to pick up. When to Discard Anything. Another important component of optimizing your discards and draws is timing. Your opponents will find it more difficult to predict the sets and runs you are attempting to form if you strategically time your discards to confuse them.