Don’t forget to add a short preview description to encourage people to click on your email. Sit up straight. Boost your email opens with a punchy subject line. Fighting off robots… Opening the door to unlimited creativity… Let your imagination run wild. 51% of emails are opened on mobile devices - don’t forget to check the mobile preview for your email! Sumali sa 4 na milyong miyembro sa paggawa ng kahanga-hangang nilalaman sa marketing.