Don’t forget to add a fun, relevant call-to-action button to your email. Not just a pretty interface Feel free to spin in your chair while you wait Want the loading time to be longer so we can spend more time together :) Boost your email opens with a punchy subject line. "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. 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email!