When BMW and Audi turned the streets of Los Angeles into an all-out billboard war. What began as a single billboard quickly became one of the most famous adver

When BMW and Audi turned the streets of Los Angeles into an all-out billboard war. What began as a single billboard quickly became one of the most famous advertising rivalries in automotive history. In 2009, an Audi dealership in Santa Monica promoted the new Audi R8 with the slogan, “Your pawn is …