For example, players may be required to form two sets and one run in one round, while three runs and no sets may be required in another. In addition to learning the various contracts, players who want to become wala gameproficient in Contract Rummy must also build flexible strategies for the demands of each round. Players must think about not just their own hands but also how their actions may affect opponents' ability to fulfill their contracts, which calls for meticulous preparation & foresight. It is essential to keep track of the cards that have been played in order to predict the possible melds that opponents may attempt to make.