Before getting into specific details of HTML coding for email newsletters, the most important concept for marketers to understand is that developing them is drastically different than coding a standard Web page – even taking into consideration legacy browser standards. The major browser based email services such as Gmail, Hotmail, Yahoo!, and AOL are all light years behind current browser rendering capabilities. And then, of course, there’s Microsoft’s Outlook program. Since Office 2007, Microsoft changed their rendering engine...