Service companies can send out their messages very inexpensively with a little creativity, and improve the landscape to boot. The above truck belongs to a recycling company.
The Plumbing Contractor above found a sure-fire way to get attention and new customers. And how do you like this – from a book store chain:
Makes me want to go out and paint my truck. But it’s still covered with yellow pollen, so I can just write my message with my finger.