I have a few domains running on a ZZ Hosting account. Until now it’s been a pretty good hosting service for low traffic domains. But my Web sites vanished over the weekend, and apparently...

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I’ve been seeing an increase in risky linking behavior over the past year. That may seem counter-intuitive to people who are knowledgeable about Google’s anti-link spamming efforts...

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David Castle has absolutely nothing to do with hacking for links. I just don’t have time to do two separate posts here today. David Castle, known to many people in the SEO community as CTABUK,...

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You manage a large Web site with thousands or millions of pages of content and sometime in the last two years you resorted to using rel=’nofollow’ on internal links in the hope of...

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Disclaimer: Any links that may appear in this post do not necessarily constitute endorsements, recommendations, or referrals for any particular Internet services, service providers, or...

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Disclaimer: The opinions expressed in this article are strictly my own and do not necessarily reflect the views or values of my employer, associates, or other parties. Microsoft and Yahoo! announce...

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Many people in the SEO community have worked with at least one non-profit organization and some SEOs specialize in serving that market. However, I’m writing this post to ask all people in our...

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The number of backlinks a Web site has is meaningless for a variety of reasons. In search engine optimization counting backlinks is a waste of time because you don’t know: What the anchor...

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TruReputation. I say again: TruReputation. Okay, enough with the repetition. This week Visible Technologies officially launched its TruReputation Web site, which serves as the flagship Web site for...

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We have updated our SEO glossary with new terminology. A few of the older definitions have been revised.

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I’ve been writing this blog for over two years. In that time SEO Theory has built up a large, fairly loyal readership. Your comments and questions have been thoughtful and provocative. Many...

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The National Geographic Society has probably done more to popularize the idea of Swarm Theory than any other media group, either online or offline. They caused a huge stir among Swarm Theory...

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Over the past few months I have come across comments from SEO bloggers and conference panelists that seek to put some distance between the commenters and theory. That is, some SEOs now go out of...

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Years ago an SEO newsletter suggested that if you want to internationalize your content all you had to do was embed some clever links into your HTML code and — using Altavista’s Babelfish...

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Steve Ballmer is persistent if nothing else. He has once again gone to the media to clarify his position (presumably for investors and analysts in all fields) on why Microsoft wants to join with...

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Google founders Larry Page and Sergey Brin married Citation Analysis to Textual Analysis in their foundational paper Anatomy Of A Large-Scale Hypertextual Search Engine — the so-called Backrub...

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There is a new round of “SEO Myth” discussion this month and some of the favorite old windmills of SEO gurudom are being targeted for dragon-slaying once again. Here’s a quick...

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As Todd Friesen is so fond of telling people, I can relate anything (and everything) in Web marketing and search engine optimization to science fiction and fantasy. Like Calypso said to Davy Jones in...

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I’ve been too ill to keep up with my normal writing schedule so I’m going to take a break for a few days. I anticipate resuming SEO Theory posts next Monday.

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Web page classification theory utilizes the “neighbor” concept in proposing models for link analysis. Neighbors may be defined as grandparents, parents, siblings, children,...

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