Generating witty text... [insert fun loading text here] 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Don’t forget to add a fun, relevant call-to-action button to your email. "Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula I’m worth the wait Keep your email subject line short and attention-grabbing. Let your imagination run wild.