The essence of the Nazi propaganda method was repetition. Goebbels argued that the skill of British propagandists during the Great War resided in the fact that they used just a few powerful slogans and kept repeating them. https://slate.com/news-and-politics/2017/03/how-nazi-propaganda-encouraged-the-masses-to-co-produce-a-false-reality.html

Another core part of Nazi grand theory was the dethronement of reason and the celebration of emotion. Nazism felt rather than thought, and therefore the nature of its propaganda appeal was also to feeling rather than thinking.