Try different email subject line styles to find what gets the most opens. Feel free to spin in your chair while you wait 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Don’t make ‘em yawn! Keep your emails exciting and brief. Sit up straight. Not just a pretty interface Keep your email subject line short and attention-grabbing. Sikuthanda kakhulu ngoba ungowohlobo lwethu.