, a website similar content, exclusive
search engines after treatment
two, the site code is similar, the search engine
there are a lot of free source and site program, this is exactly the same as in the background of the website code, a little rational webmaster can also modify and adjust reasonably on their website code, but most of the owners will not adjust their website code, one is lazy, two is too troublesome, it is also because of this idea, now many sites in the Internet source code is basically the same, just change a title and keywords only, in the face of this situation can give your site search engine rankings? This is certainly unrealistic.