The Billboard Liberation Front

 A group of "culture jammers" devoted to "improving"billboards changing key words and radically changing -the message- . They have published an instructional pamphlet titled "The Art & Science of Billboard Improvement."They have been active since the late 70's.

www.billboardliberation.com

Examples of their action would look something like this :

Am I dead Yet?


LSD : The beginning Of Something Wonderful.