Google's Secret Quality Guidelines Revealed and Explained
Vital: This rating is appropriate for special circumstances, including when the dominant purpose of a query is navigation, and the landing page is the purpose of the query. Useful: A URL with a Useful rating must be helpful for most searches. According to Google, a Useful rating means that the URL is a good match for the query. It also has to feature some or all of the following descriptions: highly satisfying, authoritative, entertaining, and/or recent. Google describes Useful pages as typically "well organized" and trustworthy, with content from trustworthy sources, and pages that are not "spammy." Relevant: Google considers Relevant pages URLS that are average to good, but not very good. Relevant pages are helpful for many or some users. While they might not reach the first page for best keywords, a Relevant page might rank well in less competitive markets or less compe...