Domain Authority - Best Practices for SEO

#caratblogshop - remember the rule of 20. Less than 20 links, 20 domain authority (DA). More info on DA here:

Technical Definition of Domain Authority Domain Authority is SEOmoz's calculated metric for how well a given domain is likely to rank in Google.com's search results. It is based off of the Linkscape web index and includes link counts, mozRank, mozTrust, and dozens more. It uses a machine learning model to predicatively find an algorithm that best correlates with rankings across thousands of search results that we predict against. It's best to use Page Authority (PA) and Domain Authority (DA) as comparative metrics when doing research in the search results and determining which sites/pages may have more powerful/important link profiles than another. While more specific metrics like mozRank can answer questions of raw link popularity and link counts can show the raw quantities of pages/sites linking, the authority numbers are high level metrics that attempt to answer the que...

Full article: http://www.seomoz.org/learn-seo/domain-authority