When pages are removed from a search engine's index specifically because the search engine has deemed them to be spamming or violating search engine guidelines.
Serving a different page to a search engine spider than what a human visitor sees. This technique is abused by spammers for keyword stuffing. Cloaking is a violation of the guidelines of most search engines and could be grounds for banning
Also known as banning. The removal of a web page from a search engine or directory's index. Removal can occur as a result of a cleanup of dead links, as a penalty for spamming, or because of server issues at a site's host.
Similar to a cloaking, where the page that exists only to drive traffic to another page. Doorway pages rarely are written for human visitors. They are written for search engines to achieve high rankings and drive traffic to the main site. Using doorway pages is a violation of the most search engine guidelines and could be grounds for banning.
Also called a doorway page. A gateway page exists solely for the purpose of driving traffic to another page. They are usually designed and optimised to target one specific keyphrase. Gateway pages rarely are written for human visitors. They are written for search engines to achieve high rankings and hopefully drive traffic to the main site. Using gateway pages is a violation of most search engine guidelines and could be grounds for banning.
Text that is visible to the search engines but is invisible to humans. It is primarily used for the purpose of including extra keywords in the page without distorting the aesthetics of the page. Using hidden text is a violation of search engine guidelines and can be grounds for banning.
Also called a back_link. Any link on another page that points to the your page.
A mirror is the term used for a near identical duplicate website. Mirrors are commonly used in an effort to improve the ranking of a web site or target different keywords/keyphrases using the same material. Using mirrors is a violation of the search engines guidelines and result in banning.
Any search engine optimisation method that a search engine deems to be detrimental to its efforts to deliver relevant, quality search results. No firm definition are given and the search engines reserve the uni-lateral right to take action, for instance banning, against any web site
Some search engines have written guidelines on spamming, but ultimately any activity deemed harmful may be considered spam, whether or not there are published guidelines against it.
Example of spam include the creation of nonsensical doorway pages designed to please search engine algorithms rather than human visitors or heavy repetition of search terms on a page. Any form of hidden text meant for spiders. Determining what is spam is complicated by the fact that different search engines have different standards. A particular search engine may even have different standards of what's allowed, depending on whether content is gathered through organic methods versus paid inclusion. Also referred to as spamdexing.
Ethical marketing is strongly recommended for long term marketing strategies.