Both of these special books, the Expedition Instructional, and Exploration Manual, can be acquired from recruiting heroes, completing Lighthouse Intel missions, and Exploration stages, as well from the VIP Shop.Make sure there’s always a balance between your survivors’ population and the work slots available. To verify this, first, tap the little user head icons at the top and check if there are any resting survivors . If there are, tap the plus icon on the building that may require more workers...