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Search engine optimization, will not easily change its purpose, always to provide users with the most suitable for users search information, that is, our site to provide users with the real needs of the relevant information, rather than a lot of junk information, search engine this purpose, in a certain period of time, should not be easily changed, Although its search engine indexing and ranking technology has been improving, can be in the same direction, the user is their life, if the search engine presented to the search users are mostly unrelated to their needs of junk information, then it should not be far away from the failure. So for the site operators, if you want to attract customers through search engine marketing, then we must seize this purpose, to provide users with high-quality, high related information, so as to please search engines, please users.
With the search engine crawling indexing and ranking technology improvements, search engines have become more and more intelligent, can detect more cheating means, can be a certain way to determine the relevance of a file to the keyword, and can detect the content of this Web page is useful to users. In the search engine of this algorithm improvement process, we these website operators should be able to keenly feel these changes, should be able to identify the search engine has added which index ranking factors, and each factor in the search engine algorithm in the weight of how much.
In the early days of search engine optimization, in the search engine ranking factors accounted for the most weight is the keyword density, so SEO optimization techniques most commonly used is the keyword piling up, as long as the title tag, keyword tags, description tags, and the body of a large number of keywords in the text in the page to improve the density, Sometimes there are even a large number of fundamental and web content is not related to the key words, but also in the search engine has a good ranking. When everyone discovered this fact, then on a large number of keywords, seriously affecting the search engine results.
Then search engine giant Google (Google) invented the PR value, as well as the PR value of the new index ranking algorithm, that is, the more outside the chain, the Web page in the search engine ranking the better, soon everyone realized that this loophole, so on the manufacture of a large number of unrelated junk links, buy links, buy PR, Set up a link factory, register a lot of domain names and other links between these domains, and so on, trying to improve the site's PR value to enhance the ranking in the search engine, the search engine immediately aware of the problem, and then put forward the sand-box sandbox effect, to delay the role of the link. This is in certain programs that prevent the generation of spam links. But search engine is the machine after all, no one is smart, it is impossible to fully detect which links are useful to users. So a lot of people are making a lot of junk links every day.
Now, search engines increasingly tend to analyze user behavior patterns and user interaction with the site, such as the opening speed of the page, bounce rate, average browsing time, and so on. More and more return to the purpose of the search engine. For new changes in search engines, our seoer should remain sensitive enough. Should be in the shortest possible time to make corresponding countermeasures. Article Source: http://www.dubaohua.com reprint, please indicate the source, thank you