One Mississippi, two Mississippi… Keep your email subject line short and attention-grabbing. Sit up straight. I’m worth the wait "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! Opening the door to unlimited creativity… Avoid getting marked as spam! Only email people who have agreed to receive emails from you.