Feel free to spin in your chair while you wait Avoid getting marked as spam! Only email people who have agreed to receive emails from you. Not just a pretty interface "Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula Sit up straight. Boost your email opens with a punchy subject line. Don’t make ‘em yawn! Keep your emails exciting and brief. Test, test, and test again! Make sure your email looks good on all devices before you send it out.