Impromptu showings were continually staged, often at great risk to all concerned. This policy of the dissemination of the revolutionary message was the application of the propaganda strategy refined by General Vo Nguyen Giap. Giap considered propaganda to be an essential element in the War effort that would help create the groundwork to ensure eventual victory.
Le Lam organized clandestine and impromptu wood block printing workshops to produce propaganda leaflets. Sometimes he produced leaflets in English extorting the American GI's to return home.