Counting the cards in your opponents' hands and how close they are to finishing their hand are additional aspects of keeping an eye on your rivals. To reduce your points, you might want to think about dropping if vivo 1500you see that your opponent is down to a few cards in their hand. However, it can be worthwhile to take a chance and hold on in an effort to declare "Rummy" if you observe that your opponent is having trouble forming sets and runs. In Rummy Royal 51, you can improve your chances of coming up with a winning strategy by monitoring your rivals & using this information to guide your own choices. Formation Starts and Ends Early.