One common error is to hold onto valuable cards without creating runs or sets for an extended period of time. By doing this, players run the risk of building up a large hand of points, which can make it more challenging torummy no 1 win the round by going out first. Not paying attention to what opponents pick and discard from the discard pile is another typical error. Players lose out on important information that can be used to strategically decide which cards to hold onto or discard when they fail to monitor which cards their opponents are discarding or picking up. Players may find it harder to form sets and runs and at a disadvantage as a result of this ignorance.