E-Mail persists after many decades and will also survive the next hyped communication technology. Despite being a pest, E-Mail is also an effective marketing channel and one of the most personal communications you have with your users and customers.

Responsive HTML email is not as difficult as many think. We'll look at some common problems with solutions for developing bulletproof E-Mails. But most importantly we'll look at how programming workflow is just as important and how I use Ruby to do that.