SEO practices are divided into two main categories: the practice that search engines urge as part of good design and those practice that search engines do not grant of and try to minimize the effect of, is termed as spamdexing. And seo industry named these methods, and the seo organization that employ them, as either white hat SEO, or black hat SEO. White hats tend to produce results that last a long time, whereas black hats anticipate that their sites may formally be banned for some time or forever either temporarily or permanently once the search engines discover what they are doing.
An SEO technique is considered white hat, if it follows to the search engines’ guidelines and pertains no deception. As the search engine guidelines are not written as a series of rules or commandments, this is an important distinction search optimization to note. White hat SEO is not just about following guidelines, but is about ensuring that the content a search engine indexes and subsequently seo ranks is the same content a user will see.
White hat suggest creating content for users, not for search engines, and then making that content easily accessible to the spiders, rather than attempting to trick the algorithm from its intended purpose. White hat SEO is in many ways similar to web development that promotes accessibility, although the two are not identical.
Black hat SEO attempts to improve rankings seo in ways that are disapproved of by the search engines, or involve deception. One black hat seo technique uses text that is hidden, either as text colored similar to the background, in an invisible div, or positioned off screen. Another method gives a different page depending on whether the page is being requested by a human visitor or a search engine, a technique known as cloaking.
Search engines may penalize sites they discover using black seo company hat methods, either by reducing their rankings or eliminating their listings from their databases altogether. Such penalties can be applied either automatically by the search engines’ algorithms, or by a manual site review.
One infamous example was the February 2006 Google removal (SEO Company) of both BMW Germany and Ricoh Germany for use of deceptive practices. Both companies, however, quickly apologized, fixed the offending pages, and were restored to Google’s list.