In order to minimize your points and win the game of cash rummy, your goal is to arrange your cards into valid combinations before your opponents do. Starting a Cash Rummy Game. Before beginning to play cash rummy,rummy star apk players need to create an account and add money to their wallet. Once money is in their account, they can participate in cash rummy tables where players can compete for real money prizes against one another and with varying entry fees. Guidelines for Cash Rummy Play. In cash rummy, the draw pile consists of the cards that are left face down on the table after each player is dealt a predetermined number from a standard deck.