51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! I’m worth the wait Get creative with emojis in email subject lines to increase open rates! Let your imagination run wild. 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. Keep your email subject line short and attention-grabbing. Don’t make ‘em yawn! Keep your emails exciting and brief.