Two great videos from the Love in the time of Advertising short. This one is from David Bokser and he goes through the step by step process of growing a billboard in your backyard! So much good information!

Rigging and Animating the Billboards Part 1 from Love in the Time of Advertising on Vimeo.

Rigging and Animating the Billboards Part 2 from Love in the Time of Advertising on Vimeo.