Generally speaking, you should be careful about what you give away and discard cards that are less likely to aid in meld formation. It could be pjoy rummy luckrudent to discard a valuable card that does not fit into any possible melds, for example, rather than run the risk of giving your opponent an advantage. On the other hand, it can be equally crucial to know when to discard particular cards. Analyzing the game and coming to wise conclusions.