Don’t forget to add a fun, relevant call-to-action button to your email. [insert fun loading text here] Boost your email opens with a punchy subject line. 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. “Everything I have designed has a crisp professional look and feel. Love this service” - Cameron Don’t make ‘em yawn! Keep your emails exciting and brief. Keep your email subject line short and attention-grabbing.