Accessibility

Best Practices

http://www.seamlesscms.com/Insights/Content-Accessibility

https://www.webaccessibility.com/best_practices.php

Tools

http://wave.webaim.org/

https://chrome.google.com/webstore/detail/accessibility-developer-t/fpkknkljclfencbdbgkenhalefipecmb?hl=en-GB

https://chrome.google.com/webstore/detail/color-contrast-analyzer/dagdlcijhfbmgkjokkjicnnfimlebcll/related?hl=en

https://chrome.google.com/webstore/detail/spectrum/ofclemegkcmilinpcimpjkfhjfgmhieb?hl=en

http://schema.org/

Readability

Test Readability in Microsoft Word

Test Readability in Outlook

Test Readability using Online Tool