An opponent may be working on a red suit run, for example, if they routinely pick up red cards while discarding black ones. Also, observing the timing of an opponent's moves can alsoonline rummy cash game show how confident they are in their abilities. It could indicate that an opponent is having trouble with their melds or is willing to take chances if they discard a high-point card early in the game. On the other hand, it might mean that they have a strong hand and are holding onto some cards for a long time, waiting for the right opportunity to discard them.