Boost your email opens with a punchy subject line. Don’t forget to add a short preview description to encourage people to click on your email. Generating witty text... Fighting off robots… 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. Keep an eye on your email open rate to analyze and improve performance! A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails.