For Devs: A Fix for Gmail’s iOS App Font Size Increase

http://freshinbox.com/blog/gmail-on-ios-increases-font-size-on-some-emails/

The Dawn of Kinetic Email

http://freshinbox.com/blog/the-dawn-of-kinetic-email/

Gallery of Common Outlook Rendering Issues

http://freshinbox.com/blog/gallery-of-outlook-rendering-issues/

How to Design an Email for Mobile

http://therouse.com/how-to-design-an-email-for-mobile/

9 Tricks to Design The Perfect HTML Newsletter

http://www.hongkiat.com/blog/design-perfect-newsletter/

Will There Ever be an Email Standard?

http://www.emaildesignreview.com/html-email-coding/will-there-ever-be-an-email-standard-2707/

Six Great Responsive Email Designs

http://blog.lyris.com/email-inspiration-six-great-responsive-email-designs/