Get creative with emojis in email subject lines to increase open rates! Test, test, and test again! Make sure your email looks good on all devices before you send it out. Not just a pretty interface Want the loading time to be longer so we can spend more time together :) Is anyone even reading this? Don’t make ‘em yawn! Keep your emails exciting and brief. One Mississippi, two Mississippi… Keep your email subject line short and attention-grabbing.