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? Generating witty text... Keep your email subject line short and attention-grabbing. Want the loading time to be longer so we can spend more time together :) Boost your email opens with a punchy subject line. Join 4 million members in making awesome marketing content. Don’t forget to add a fun, relevant call-to-action button to your email.