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. Generating witty text... Don’t make ‘em yawn! Keep your emails exciting and brief. Avoid getting marked as spam! Only email people who have agreed to receive emails from you. We’re very font of you because you’re our type. Is anyone even reading this? Try different email subject line styles to find what gets the most opens.