How to use classified information to add an outer chain

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Classification Local Information Web site said how much how much, but these releases are not all good outside the chain, preferably for the comparison of the weight of the classification information, 58 with the city, net, Sina classification, etc., are in Baidu weight is relatively high, the popularity of the classification of the site, added the chain at the same time can also get overflow, But some can only add information cannot be entered at the same time URL, how can you add to the chain?

Title, mainly to mention the title, for example, you want to add the chain to the home page, you directly CTRL + C to the title of the information, to be exactly the same, this way, is equal to a chain, outside the chain is not only the link to calculate the chain, unless you are the title of the station is not appearing on the first page of Please add the main key words in the site, the favorable key word ranking improve, in the release of the classification, is to register the release, this is a bit of trouble, but the internet has a record account password software, find a, write in, add outside the chain will not fill in the registration information.

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