We'll see if the letters "W U M S" ("Wirtschaft und Umwelt, menschlich und sozial" meaning: Economy and Environment, human and social) will appear from now on on German bridges or on the countrie's tramways. And we are waiting for other innovative election campaign ideas.
Update: (Sorry, it is just a link in German). This is definintely worth to watch: "Wums! Zack! Peng!".