Don’t make ‘em yawn! Keep your emails exciting and brief. Don’t forget to add a fun, relevant call-to-action button to your email. Sit up straight. Boost your email opens with a punchy subject line. Try different email subject line styles to find what gets the most opens. Let your imagination run wild. One Mississippi, two Mississippi… A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails.