Mobile email is a major challenge for businesses as studies have shown that as much as 50% of marketing messages are opened on mobile devices.
Obviously the precise figure varies drastically from company to company, so the need to optimise for mobile will be less important for some businesses. Even so, it’s an issue that all businesses will have to deal with at some point in the next year or so.
One option for dealing with mobile email is responsive design, which uses one set of code that renders an email differently when viewed on a desktop, tablet or smartphone...
Via Lauren Moss