We recently chatted with DJ Kepler, eMarketing manager at Moving Targets, about why social media isn’t a threat to email’s future and the importance of optimizing email for mobile devices.

In many ways, the subject line acts as the make-or-break linchpin of an email marketing campaign. With this in mind, here are some tips on how to perfect the email subject line in order to maximize click rates, increase engagement among recipients and bolster campaign ROI.

Branded as “The inbox that works for you,” Gmail’s new Inbox feature is currently in beta and promises users “a fresh start that goes beyond email to help you get back to what matters,” according to its Web page.