For instance, completing a sequence with a joker can free up other cards for possible sets or other sequences, opening up more melding possibilities. Also, staying ahead of the competition requires knowing when to play or hold calendar with time slotsonto jokers. A player may decide to save their jokers for later rounds or use them strategically to thwart an opponent's plans if they have already created multiple valid combinations. This calls for acute observational skills; a player may choose to play their joker defensively if they believe their opponent is about to declare Rummy. Players should also keep track of the number of jokers still in play so they can modify their tactics appropriately.