Creating great HTML emails
Email clients (the software people use to read your emails) don't read HTML messages all in the same way, and that creates some challenges. Even if you've designed Web pages and are comfortable with HTML, make sure you know about the limitations that exist in the kind of HTML code that you can use.
The seven most common mistakes
A list of the most common mistakes that businesses tend to make when they send e-mail messages to their customers.
There's lots of bad guys out there: make sure you authenticate yourself as one of the good ones, so your messages have a higher chance of getting delivered.