| server volatility | Noun phrase. The variable responsiveness of a Web server with respect to fetch requests from users and crawlers. A Web servers responsiveness (site speed) changes over time depending on local (server-side) and remote (user/crawler) conditions. |
| panda algorithm update | the first of the big Google updates, Panda categorises websites into buckets based on their perceived quality. |
| outgoing link | Links coming from your site and pointing to other websites. |
| link popularity | This term refers to a measure of the value of a web site based upon the number and quality of sites that link to it. |
| image seo | The process of helping images to rank better in Google. |