Keep your email subject line short and attention-grabbing. A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Boost your email opens with a punchy subject line. Generating witty text... "I use PosterMyWall to create flyers for the MANY non-profit organizations that we are involved with!" - Stachia "Our charity nursery has improved their event marketing thanks to PosterMyWall flyers!" - Paula Try different email subject line styles to find what gets the most opens. Avoid getting marked as spam! Only email people who have agreed to receive emails from you.