Don’t forget to add a fun, relevant call-to-action button to your email. Want the loading time to be longer so we can spend more time together :) Try different email subject line styles to find what gets the most opens. Keep your email subject line short and attention-grabbing. We’re very font of you because you’re our type. Opening the door to unlimited creativity… Fighting off robots… Get creative with emojis in email subject lines to increase open rates!