Want the loading time to be longer so we can spend more time together :) Get creative with emojis in email subject lines to increase open rates! "I use PosterMyWall to create flyers for the MANY non-profit organizations that we are involved with!" - Stachia 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Keep your email subject line short and attention-grabbing. Generating witty text... Sit up straight. Don’t forget to add a short preview description to encourage people to click on your email.