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Abstract. This document, "Understanding WCAG 2.0," is an essential guide to understanding and using Web Content Accessibility Guidelines (WCAG) 2.0.It is part of a series of documents that support WCAG 2.0.


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Understanding Conformance. All WCAG 2.0 Success Criteria are written as testable criteria for objectively determining if content satisfies them.


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Using the WCAG 2.0 design principles and guidelines to build accessible services.