Is anyone even reading this? Don’t forget to add a fun, relevant call-to-action button to your email. Try different email subject line styles to find what gets the most opens. Keep your email subject line short and attention-grabbing. Get creative with emojis in email subject lines to increase open rates! Want the loading time to be longer so we can spend more time together :) We’re very font of you because you’re our type. A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails.