HOW TO: Guide to Performing Website Audits
Techipedia: Tamar Weinberg
DECEMBER 13, 2011
Any irrelevant pages like terms of use, PDF files, privacy policy, and sitemaps should be nofollowed. Now that Google indexes AJAX and JavaScript , there are lots of options to creating a navigation menu where you can implement an effective content hierarchy. Use your own discretion as to other pages you may want to nofollow.
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