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1. What is SEO?
The emergence of SEO originated from the current situation of the Internet: small and medium sites, 80%-90% or even more traffic from the search engine. Research how to get more traffic in search engines, get a better ranking, began to become the foundation of Network Marketing.
How does SEO work? SEO is to find a way to get a better ranking, according to the search engine weight, the site structure, keyword selection, site content planning to adjust and optimize, so as to improve the site in Baidu, Google, Yahoo! and other search results in the natural rankings and the number of pages included. SEO needs to solve the problem of increasing the ranking, increasing the number of websites, increasing the traffic and promoting the business.
The status of SEO: The overall view of less talent, is actively emerging, Alibaba and other large and medium-sized sites began to focus on SEO, some large sites have their own SEO team. It is reported: the pay of full-time seoer is very attractive, so say, study SEO no matter to oneself do website, or participate in work, all is very useful.
Then why some of the Web page rankings by the front, some on the back, why some sites included a number of more, and some less? How do search engines are indexed and ranked?
2. How does a search engine work? (Concise search engine analysis)
(1) The spider principle of the Web page
Our web page is submitted to the search engine. The search engine uses something called a spider (or a robot) that crawls through a vast network of hyperlinks and then stores the Web pages crawling to the search engine's servers.
Revelation: You can set up the Web site structure, site map, etc., to the spider carefree crawling path, increase the number of pages included and speed.
(2) The voting principle of Web page ranking
Google Webmaster Center: Google will display pages that are both important and relevant to each search result. The number of votes received by the Google Accounting page is calculated by counting the link from page A to page B as a vote on page B by page A. The pages that are "important" on their own will have more weight and help improve the "importance" of other pages.
Revelation: You can increase the ranking of web pages in search engines through internal connections and external links
3. The main factors that affect search engine rankings, the number and speed of search engines
(1) Website structure: constantly looking for users to read and spider crawling Web site structure is to ensure that the search engine collection speed and good ranking basis.
Site structure is mainly from the overall planning of a search engine for the content of the structure, such as: Do not have too deep directory to do columns, etc., the search engine that: two domain name of the weight > two level directory > root directory documents. When naming documents and directories, use pinyin better. In addition: Make HTML and XML site map for spiders crawling can be faster to let search engines included. (What do these maps look like?: HTML site Map, XML sitemap)
(2) The content of the site and the corresponding keyword to do the most appropriate integration
It contains an ALT label that adds the appropriate article title, meta tag, article content, and picture to the page.
In Baidu rankings, the title keyword, the article in the keyword density occupies a relatively high weight. Guo that: titles and Meta keywords can appear 2 times, not too much, the occurrence of the keyword in the article density between 2%-8% is appropriate. In addition: The picture is added alt label suitable description picture is one of the basic qualities that optimizes the website personnel. (Note: Search engines are more like the original article, at the bottom of the page with the copyright note, or in the internal key words on the link, so that everyone reproduced when not forget the copyright and links. Also, be sure not to try to stack keywords to get good rankings.
(3) Link the keywords in the anchor text (you usually ignore this one). Create external links or internal links and add keywords to the links. For example, you want to "Jay Chou picture" row to better, link to its web page link anchor text should have "Jay Chou picture", and not just "picture" or "next page" and so on.
(4) External links are very important, pay attention not to link to bad neighbors, not mass. Practice has proved that mass is very bad.
Set up the chain includes: Submit paid and free directory sites (such as: Yahoo Directory;dmoz), exchange links, paid links, and link bait and so on. Link is also one of the factors of PR.
The establishment of the chain should be the most difficult SEO is also very interesting, link bait settings are very interesting. For example point stone friends joke: If laden open a blog, that PR will be 13.