The audio walk "But not with us in Krefeld" leads to some prominent passages of business takeovers from Jewish property in Krefeld between 1933 and 1945. The audio walk was designed and written by the Krefeld historian Dr. Claudia Flümann, Sandra Franz, the head of the NS documentation center of the city of Krefeld, and the Krefeld journalist and author René Linke as part of a Werkhaus e.V ..