: Out-of-Home (OOH) advertising is currently advancing into a new era: “pervasive advertising” is one of the buzz words describing a soft change from the traditional push-only media to an interactive and bi-directional advertisement experience. While ambient media solutions try to conquer each and every piece of potential advertisement surfaces by various sorts of print media, another trend can be observed as well: OOH advertising is becoming smarter (at least from an electronics point of view). Digital signage products, SMS, Bluetooth interaction in city lights and talking billboards that react on the feedback of motion sensors—pervasive advertising is on its way. However, the development of a pervasive advertisement platform is beyond the scope of any single engineering or art discipline; instead it is a multidisciplinary effort including electronic engineering, computer science, art, cognitive psychology and even social sciences. Therefore, we introduce a tokenized interaction...