Migrating a website to WordPress is easier than you think is a well done article at Smashing Magazine that can help you if you are contemplating a move.
I’ve worked with Knowbility for years but I didn’t realize they offered Document Accessibility and User Experience Testing. Using a group called AccessWorks, they provide people with disabilities who have been highly trained to help you with making your PDF and Office documents accessible.
10 Easy Accessibility Tips Anyone Can Use. You could build a class or a presentation around these basic tips from WebAIM.
Study ranks accessibility of Learning Management Systems.
The review examined four major LMSes: Blackboard Learn version 9.1 Service Pack 6 and 8, Desire2Learn version 10, Moodle version 2.3, and Sakai version 2.8.