- Exact match domain
An exact match domain (EMD) is a domain name that consists exactly of a search phrase, for example dental-insurance-compare.com.
- Hidden text
Hidden text is content placed on a page so that visitors cannot see it, or barely see it, while search engines can still read it.
- Link farm
A link farm is a group of websites that mainly exist to link to each other or to chosen target pages and so lift their rankings …
- Sneaky redirects
Sneaky redirects send users, search engines, or both to content they did not expect, or show users and search engines different content.