Don’t make ‘em yawn! Keep your emails exciting and brief. Not just a pretty interface Don’t forget to add a fun, relevant call-to-action button to your email. Generating witty text... "Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula Test, test, and test again! Make sure your email looks good on all devices before you send it out. Fighting off robots… Keep your email subject line short and attention-grabbing.