Don’t forget to add a short preview description to encourage people to click on your email. Boost your email opens with a punchy subject line. 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. I’m worth the wait Don’t make ‘em yawn! Keep your emails exciting and brief. "Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula Keep your email subject line short and attention-grabbing.