Watch out for the reverse effect of black chain

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Since the Google PR, everyone began to dawdle, how to quickly increase the PR value, and the fastest way to increase the PR is to obtain a high PR Web site outside the chain, the chain is divided into two, has been two-way links, the other one is one-way, the so-called two-way link is that both sides have mutual links, and one-way link is a single direction of the outside chain, like a station to another station cast a vote, and another station does not know which station vote for their own vote, the more votes, the site's PR value will be higher!

Small station to increase outside the chain, not easy AH!

But a small station to get high PR station outside the chain, but it is not so easy, unless the webmaster friends you have a wide circle, there are many webmaster friends, or you have more money, you can choose to buy outside the chain, and buy the chain is divided into two kinds, one is the Ming chain, the other is a black chain, the so-called Ming chain refers to, search engines and users can see the outside chain , this clear chain is generally friendship exchange, or money to buy, generally are monthly pay, according to the site of the PR value, the higher the PR value of the chain, the higher the price, there are a lot of news sites, a month rent will be 8009001.html "> RMB." But the effect of this chain is also very high, which is equivalent to a famous person in the industry promoted a new human, the value of the new human will follow the rise.

The effect of black chain is debatable

Because the price of the chain is expensive, some hackers have come up with the method of hanging the black chain, this method was originally originated in the Internet, hackers through the intrusion of low security sites, the Web site to hang hidden links, that is, black chain, this link is not visible, unless the view of the code, generally difficult to find. But the effect of this black chain, in fact, is not as good as imagined, with the black chain of people more and more, the value of the black chain is not as effective as before, the author has bought black chain, helpless, at that time, the site was online less than one months, hung the black chain, not only for the site to bring bonus points, but was punished, Analysis of the reason to find that the site hung too many black chain, so, buy black chain friends, you should be careful ah, do not buy black chain more sites!

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