Cash can also be earned from Export and Import.
The two options available for it are the
The first via air and then through the sea.
Every day players can Send and receive surprise gifts from the Mobs. Gifts can be anything from Cash, Product, Stamina or Diamonds.
Air Drops are available 24 hours after the last drop. The player must build the AirDrop station and assign a Mob to it too, for the entire system to function.