Et Cetera

Finally, a company to keep track of product references in rap lyrics.
American Brandstand

Looking To Rent A Billboard?
You probably can’t afford it.
http://www.outdoorbillboard.com/

Celebrate Advertising Week New York City!
Public Relations even harder at work.
http://www.advertisingweeknyc.com/

American Association of Advertising Agencies
We’re still waiting for our complimentary membership.
http://www.aaaa.org/

Outdoor Advertising Association of America
They’re so proud of themselves.
http://www.oaaa.org/

Outdoor Advertising Archive

See outdoor ads from the past.
http://scriptorium.lib.duke.edu/hartman/oa/outdoor.html

Assvertise!
This appears to be real. It also appears to demonstrate just how desperate advertising has become.
http://ass-vertise.com/

Barricades + Advertising = Barricads

http://barricads.com/