Is anyone even reading this? 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 Keep your email subject line short and attention-grabbing. Get creative with emojis in email subject lines to increase open rates! 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Boost your email opens with a punchy subject line. Don’t forget to add a fun, relevant call-to-action button to your email.