Search engines are Web sites that enable people to search and find information on the Internet. Well known search engines include Google, MSN, Yahoo! and AOL.
SERP Search Engine Results Page
After entering a query on a search engine, the search engine delivers a results page, which may list both natural and paid listings.
This refers to unsolicited, mass marketing through email.
Techniques used by Web site owners to manipulate search engine results in their favour.
Requests for a Web site or Web page to be included in a search engine or directory are often referred to as submissions.