| asynchronous javascript and xml | (AJAX) Web development techniques that allow users to request data without loading a new page. |
| e-commerce | The buying and selling of products, all conducted online. |
| virtual private server | Also known as VPS, it is a server that runs Linux or Windows that one can go into remotely. |
| chapter 7 | Measuring, Prioritizing, & Executing SEO |
| penguin update | a set of Google algorithm updates and data refreshes that help increase the value of its search results. It was announced in 2012 with the aim of decreasing the number of websites that violate Googles Webmaster Guidelines i.e. websites with poor backlink profiles. |