I’m worth the wait Sit up straight. Want the loading time to be longer so we can spend more time together :) Keep an eye on your email open rate to analyze and improve performance! Get creative with emojis in email subject lines to increase open rates! A mobile-responsive email can increase clicks by 15%. Always check mobile previews before sending out emails. Keep your email subject line short and attention-grabbing. Don’t forget to add a short preview description to encourage people to click on your email.