What can be more secure than storing your cars in a storage box? Especially when it has automatic doors!
Plus, if you ever decide to relocate, you can just put your worldly possesions and furniture inside the garage and have it shipped to the next location. It's probably the most economically feasible way to move.
We also liked the home-made driveway, which was probably made one afternoon with a bunch of buddies and a 24-pack of beer. The only thing the owner had to worry about was getting the technician out to insall the automatic spiral doors, which is much easier in Taiwan since most businesses use the same doors on their shops.
It's always a pleasure seeing the many local uses of discarded cargo boxes. The Double Cargo Garage will probably be used on a daily basis for the next 20 years, and will have a shelf-life far outlasting any Cargo Shop or Cafe'.