This document indicates specific techniques to meet each Success Criterion.Details for how to implement each technique are available in Techniques for WCAG 2.0, but "Understanding WCAG 2.0" provides the information about the relationship of each technique to the Success Criteria.
Publication as a does not imply endorsement by the W3C Membership.
This is a draft document and may be updated, replaced or obsoleted by other documents at any time.
These "Common Failures" are authoring practices that are known to cause Web content to fail to conform to WCAG 2.0.
Authors must avoid those practices in order to meet the WCAG 2.0 Success Criteria.
Understanding WCAG 2.0 was previously published on 11 December 2008 as a Working Group Note and updated 14 October 2010, 3 January 2012, 5 September 2013, 3 March 2014, 8 April 2014, 16 September 2014, 26 February 2015, and 17 March 2016.
This new version updates the support information provided for WCAG 2.0.
Note that WCAG 2.0 itself remains unchanged, only the informative support materials have been updated.
The only change in this version is to add explanation about partial conformance claims due to third-party content.
It is inappropriate to cite this document as other than work in progress.