Keeping ineffective track of discarded cards is a common error. The importance of this element is often overlooked by players, but knowing which cards have been slots meta download apkdiscarded can give you important information about which cards are still in play and what combinations you & your opponents can make. Keeping high-point cards for too long without trying to meld them into legitimate combinations is another common mistake. If a player declares before you, you could lose a lot of points.