Update: It turns out that Google only penalized a single page from Mozilla. Matt Cutts weighed in on the “penalty” in that same forum thread (hat tip: Search Engine Land). Google has penalized Mozilla.org, the nonprofit site of the organization …

When Google unleashed the Panda update, it waged war on “thin” content in its search results. Google wants to provide pages that offer information valuable to searchers, as opposed to content that was hastily thrown together. It’s easy to hear …

Ever wish you had a chance to sit in on one of Google’s Webmaster Central Office Hours hangouts, but just can’t find the time, or they just to don’t correspond well with your schedule? Luckily, Google sometimes makes them available …

Adding the nofollow attribute to links prevents PageRank from being passed. This is something that Google wants webmasters to do for any links that have been purchased. To do otherwise is strictly against Google’s quality guidelines. Violating these guidelines can …

In a thread in the Google Webmaster Central forum (hat tip: Barry Schwartz), a user claimed to have lost all of their traffic over the weekend, and to have found thousands of “fake backlinks”. The user asked what they can …