Two accessibility white papers on TechNet:
Together, these resources contain excellent information and guidelines about the issues that organizations face when delivering Web solutions, as well as best practices for developing such solutions. The authors did a fantastic job – please download and read the papers when you have time.
AKS has been recognized by the European Commission as a best practice and is listed on their website. http://www.epractice.eu/cases/AccessibilityKit.
The AKS 1.0 is available as a free download at http://aks.hisoftware.com.
Jo posted 2 links to must read documents for everyone who creates WCM sites with MOSS