Don’t forget to add a fun, relevant call-to-action button to your email. Feel free to spin in your chair while you wait Boost your email opens with a punchy subject line. "I use PosterMyWall to create flyers for the MANY non-profit organizations that we are involved with!" - Stachia Opening the door to unlimited creativity… Keep your email subject line short and attention-grabbing. “PosterMyWall has a variety of different email templates that makes the job a whole lot easier than usual.“ - neokolmann Sit up straight.