Generating witty text... Get creative with emojis in email subject lines to increase open rates! Feel free to spin in your chair while you wait Keep an eye on your email open rate to analyze and improve performance! Avoid getting marked as spam! Only email people who have agreed to receive emails from you. Boost your email opens with a punchy subject line. 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Let your imagination run wild.