I have seen this minivan many times in the downtown Minneapolis ramp where I park when I go to work. Finally took the time to get some photos for the blog.
Anyone who has ever sponged a wall -- or studied a sponged wall in the restroom of the restaurant where you were having dinner (in the restaurant, not the rest room) -- knows how difficult it is to keep the sponging consistent all the way to the edge of the wall.
Look at what a great job they did on this car:
Of course, the question you are all asking is, Why? Why would anyone do this?
To that I answer, Perhaps to provide blog fodder for me?