Changing with the times. It can be advantageous, for instance, to hold onto a 7 of hearts since it may be used in a set with two other 7s of diffrummy 51 bonus listerent suits or as part of a sequence with either 6 or 8 of hearts. As the game goes on, this flexibility can give players more choices and enable them to react quickly to shifting conditions. Recognizing patterns and sequences in both your hand and your opponent's is a crucial Rummy skill.