Google 

How to create and remediate for accessibility in Google. You need a Google account to build and remediate in Google.  You can also use the Document Converter.

How to check for accessibility in Google. How to turn on the screen reader to check for some accessibility in Google. Google does not currently have a built-in checker. You can save it as a Word doc and go through that review, or save it as a PDF and review it in AdobePro.  

You can also use GrackleDocs as a checker which is installed for Cabrillo users. Be aware that GrackleDocs does not convert all things correctly to PDF.