Cooperative productions, independent distribution and film events as venues social communication. A lecture with examples based on the documentaries „Das Gegenteil von Grau”, Mietrebellen und Dystopolie. Grischa Dallmer works as a programmer. In the video field he is active in sound and editing. He is involved in the Berlin tenant movement for affordable living. Matthias Coers works as an independent filmmaker, sociologist, media and city activist.