A picture says a thousand words and this is an excellent opportunity to set the tone of your material and help it stand out, plus many industry members have told me they love browsing through them. Posters of a professional standard are featured on the Poster Wall and are a requirement for scripts to appear in the featured sections.
Scripts with a poster see a 81.8% read rate, compared with 74.7% for scripts without one. The difference is larger with bookmarks: 52.9% of scripts with posters are bookmarked or favourited, compared with 36.2% without them.