As important as it is to discard cards that are unlikely to help you create winning combinations, you should also refrain from discarding cards that might help your opponenthot slotss. For example, it might be better to discard a 7 of diamonds if you are holding onto it and you see that your opponent has already collected a number of diamonds rather than risk giving them a chance to finish their meld. Also, knowing when to draw from the deck versus picking up from the discard pile is another crucial component of gameplay.