We mass produce a lot of junk. If you've ever wondered what the purpose of all this crap is, we're here to help.
Show Support for Mother Earth With Your Car Decorations
Because without this yield sign suction-cupped to your rear window how will anyone know you give the Earth the right-of-way? Each person you drive by is a potential Earth lover, so you will be spreading the message. You might want to plan extra trips to reach additional people. This is a really great gift item too, all your weird liberal friends will appreciate your thoughtful gift.