1: let us use gems (20 per extra slot upto 3?) to unlock permenent queue slots for the car baler
2: have another baler entirely
3: build a “hidden warehouse/vault” to store 50-75% of your illegal goods?
4: ways to increase energy cap
5: add mini businesses to auto generate small amounts of money/gems (fishing, mining, restaurant, airstrip)
6: an upgrade that lets you pick what level/type of cars are brought to you(only works on vehicles under your level)
7: maybe make the illegal goods buyers slightly more frequent