HTML eMail: Reading and Reference

Reading & Reference:

20 Email Design Best Practices and Resources for Beginners

http://net.tutsplus.com/tutorials/html-css-techniques/20-email-design-best-practices-and-resources-for-beginners/

Rock Solid HTML Emails
http://24ways.org/2009/rock-solid-html-emails

Design Gallery:

http://inboxaward.com/

http://www.campaignmonitor.com/gallery/

http://htmlemailgallery.com/

Test HTML email:  

http://www.emailonacid.com/
Email Test - Online Demo:

http://www.emailonacid.com/email-preview/online_demo/C7

Guide to CSS support in email:

http://www.campaignmonitor.com/css/