This can assist you in determining which cards are still available & which ones your opponents have already taken. You will be better able to form sets and runs ahead of your opponents if you do thplay for free slotsis because you will be able to decide which cards to discard and which to pick up. It's also critical to consider when it makes more sense to pick items from the draw pile as opposed to the discard pile. Choosing cards from the draw pile lessens the chance of giving your opponents an advantage through discards, but it also provides you with less information about which cards are available.
