Players can learn a lot about their possible hands & strategies by closely observing the cards their opponents select from the draw or discard pile. An opponent may be attempting to finpaypal slotsish a sequence or set involving cards from a specific suit if they routinely pick up cards from that suit, for example. With this information, players can modify their own tactics to prevent opponents from finishing their hands or to concentrate on other combinations. Players should watch their opponents' actions & patterns while playing in addition to choosing cards.