In the garage on the second city, it says you can only park 2 cars in the garage by where you save. But you can trick it into letting you park six small ones.When try to put in the third car, the hideout's garage won't open. Get out of the third car and park one of the two stored cars underneath the door so it cannot close.Drive in the thrid car and you can do the same for cars 4, 5, and 6.