| supplemental results | Search results that have lower rankings but are relevant to a search query appear in a supplemental result in the SERP are listed in the supplemental index or results. |
| content management system | The system used to manage all aspects of publishing a websites content, including creation, modification, formatting, publication, revision, index, search, and removal. |
| closed loop marketing | Closed Loop marketing is when marketing distributes a campaign across a variety of channels to determine what happens to leads who enter and leave the sales funnel. |
| conversion path | A conversion path is the path website visitors take to go from first-time visitor to subscriber or buyer. |
| gray hat | A supposed “gray” area between techniques that adhere to Google’s Webmaster Guidelines, but then add an element that bends the rules a little. |
