Boost your email opens with a punchy subject line. Let your imagination run wild. A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Generating witty text... 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! One Mississippi, two Mississippi… Feel free to spin in your chair while you wait Don’t make ‘em yawn! Keep your emails exciting and brief.