The training video that is shown when Christian does his forklifting course is 'Forklift Driver Klaus' - A parody of work safety films from the 80's.
Original literary source: "In den Gängen", taken from the book "Die Nacht, die Lichter", written by Clemens Meyer, published by S. Fischer Verlag, Frankfurt-am-Main, 12-2-2008, 272 pp., ISBN: 978-3100486611.
German visa # 178819 delivered on 7-5-2018.
Franch visa # 149311.