In APK 51 Bonus, it's also very important to keep track of the cards that have been played. Players can use this information to determine which cards argameexcele still in play & can use it to help them decide which cards to pick up and which to discard. It's All About When. APK 51 Bonus also requires knowing when to declare. When a player declares at the appropriate moment, it can surprise opponents and result in a lower point total for the declaring player.