"Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula Get creative with emojis in email subject lines to increase open rates! Don’t make ‘em yawn! Keep your emails exciting and brief. “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. Try different email subject line styles to find what gets the most opens. Sit up straight. Keep your email subject line short and attention-grabbing. Test, test, and test again! Make sure your email looks good on all devices before you send it out.