Try different email subject line styles to find what gets the most opens. My day’s been ok, how’s yours? Want the loading time to be longer so we can spend more time together :) Sikuthanda kakhulu ngoba ungowohlobo lwethu. Don’t make ‘em yawn! Keep your emails exciting and brief. Is anyone even reading this? 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.