This knowledge can help them decide which cards to draw or discard. A player will become more competitive in Go Rummy the better they get at spotting possall new appsible melds. Maintaining a competitive edge in Go Rummy requires knowing when to fold and when to hold onto specific cards. It may be advantageous to hold onto valuable cards if they help form possible melds, but it might be prudent to discard them early if they don't help and an opponent is about to go out.