Nofollow links passing value or rankings has been the underlying question since this inline link attribute was developed back in 2005. Many millions of websites have implemented this method to tell Google to not follow certain links that the website owner may not necessarily be able to "vouch" for. Nofollow has also been used to sculpt internal PageRank flow as websites continuously tighten their website's internal linking and navigation paths to focus on the most important pages of their websites. Read more »