That is going to be one sad repair if it rains or snows.  Cardboard is never a good choice for window repairs!

"Juneau [Alaska] taxi and tours service ! This is a common thing to see from their company !"

"I saw this in a parking lot, so even Mercedes Benz owners have a little white trash in them. "

"It does prevent snow from getting on his neck and acts as a sun screen in the summer. Edmonton, AB, Canada"

Neighborly appreciation, jealousy, lazy or just another way of saying DITTO???

"The truck is a Ford F750 and has a GMC Sierra bed strapped to the frame."