Feel free to spin in your chair while you wait "Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula Sit up straight. Keep your email subject line short and attention-grabbing. “If you are a business owner with a limited budget, this is just what you need to produce beautiful flyers, menus, posters, emails, and more.” - Ahmad A. Don’t forget to add a fun, relevant call-to-action button to your email. Try different email subject line styles to find what gets the most opens. Test, test, and test again! Make sure your email looks good on all devices before you send it out.