it's not such a bad idea to have only one way in and out of a showroom, and that access not being something you can drive expensive cars out of

without a couple ramps exactly this tall, and a faltbed exactly this tall, or a really big ramp, there isn't any getting a Maserati out of that showroom

https://www.classicdriver.com/en/article/cars/snapshot-1989-lengths-people-will-go-a-maserati-christmas