Get creative with emojis in email subject lines to increase open rates! Test, test, and test again! Make sure your email looks good on all devices before you send it out. 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 an eye on your email open rate to analyze and improve performance! Let your imagination run wild. Not just a pretty interface Don’t make ‘em yawn! Keep your emails exciting and brief.