“It is in the treatment of trifles that a person shows what they are.” Schopenhauer
I have a lifetime of campaigning experience, using every conceivable tool from compliments slips to high-end corporate films.
The technical basis of all communication is clear thinking expressed through a skilful use of words. This is helpful if you want to articulate why you want to do something and essential if you need to share it with others.
Images and sound come later and indeed, your audience may never see a written word…