Certain cards have greater strategic value than others in rummy; not all cards are made equal. For example, if you don't meld jackpot slots gameshigh-value cards like Kings, Queens, and Aces before someone else goes out, it can have a big effect on your score. On the other hand, although low-value cards like 2s & 3s might be simpler to meld, failing to do so could result in harsher penalties.