Obtaining weapons: Yes, a different method will be added
Properties: More need to be set, an estate agent type thing could be added in the future perhaps but for now it'll be reliant on asking senior admins
Fake weapon licenses are a good idea, I like that.
Drug stuff is being rebalanced and will likely continue to be rebalanced for a while.
All vehicles are added, but a dealership is limited to 5 categories of vehicles. As more dealerships are added, more vehicle types will be available.
Similar story for the tuning.