| sentiment | How people feel about your brand. |
| google dance | A term used starting in 2002 for the volatile period of time during which Google updated its search index, roughly every month. |
| access log | A log file listing all of the requests for individual files made by people or bots on a website. |
| virtual private network | (VPN) A virtual private network adds a layer of security to your connection. Its usually used to encrypt data and hide location. Its useful as you can protect yourself from cybernetic attacks. |
| google supplemental index | A secondary database that Google uses to store pages it deems to be of less importance to its main search engine results. |
