Boost your email opens with a punchy subject line. "Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula 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. "I use PosterMyWall to create flyers for the MANY non-profit organizations that we are involved with!" - Stachia Get creative with emojis in email subject lines to increase open rates! Keep your email subject line short and attention-grabbing. Sit up straight.