Watch VoirFilms. Demonstration of shoplifting methods. With the Cooperation and Assistance of Berkeley, California Police Department and Berkeley Police Reserve; Addison H. Fording, Chief of Police; J.F. Hink & Son Department Store, L.W. Hink, President. Technical Assistance: Wm. P. Beall, Lieutenant; E.A. Skells, Sergeant, Berkeley Police DepartmentGeorge Jelten, Director of Visual Merchandising, J.F. Hink and Son. Director of Photography: John L. Siegle. Sound: Walter D. Porep. Narration: John E. Pedersen.