A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. I’m worth the wait Don’t forget to add a fun, relevant call-to-action button to your email. 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. Is anyone even reading this? Sikuthanda kakhulu ngoba ungowohlobo lwethu. Keep your email subject line short and attention-grabbing.