The Basics of Poster Design Posters are a method of communication just like books, movies or Web sites. The better your poster design, the more likely your audience will understand your project.
Clear design starts with clear thinking.
Now write down your answer. This is the theme of your poster, the focal point. Everything you include on your poster should support that theme. Posters tell stories. Your poster tells viewers what you did, why you did it and what you found out from doing it.