Let your imagination run wild. Don’t forget to add a fun, relevant call-to-action button to your email. A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. My day’s been ok, how’s yours? Want the loading time to be longer so we can spend more time together :) Sit up straight. Not just a pretty interface Don’t make ‘em yawn! Keep your emails exciting and brief.