The extreme road adherence of the Audi Quattro was dramatised with a surprising media idea: Official Audi Quattro billboards were unscrewed and placed directly on the ground, giving the impression that they were weighed down by the Audi Quattro's extreme road adherence. Headline: Stick to the road. Audi Quattro

In and around Zürich, Switzerland where the posters were placed, interest in the Audi Quattro increased as evidenced by a significant rise in the number of test drives.