Players need to be very aware of both their own hands and their opponents' movements. You can learn a lot about an opponent's tactics & goals by keeping an efree rummyye on which cards are being picked up or discarded. Moreover, flexibility enables players to modify their tactics in response to the changing game dynamics. The ability to change course & come up with a fresh strategy can mean the difference between winning and losing if an opponent's moves foil an initial plan.
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