Reading the Moves of the Opponents. You can also learn about your opponents' hands by seeing how they respond when you discard particular cards. An opponent may have been waiting for that particular card to finish games in mbtheir melds if they rapidly pick up a card you discarded, indicating sudden interest in it. By using this information, you can make more strategic decisions against your opponents by deciding which cards to keep or discard in subsequent turns. Making Use of Observations in Your Approach. By closely examining the actions of your opponents and modifying your approach accordingly, you can obtain a substantial edge in the game.