How to create a poster Steps for Making an Eye-Catching Poster. Dimensions. Purpose. Choose a template or model. Add text, images and colours. Share your poster Choose the best size. Who is the audience? Where are you going to share your poster? Choose a template or model There are many ideas on the web Write a headline so it catches attention Reasons for reusing Use colours and text type easy to be read Visuals can bring your poster to life Make sure images are free This is the result