, a website optimization long tail.
site is a tower on the island, so the chain like a tower connected with the land bridge, the bridge more access to the tower more people. Of course, you can also search engine from the vast sea successfully find you. The construction of the chain is a long term project, increase the construction of the chain change radically is not conducive to the website weight. Your weight is not high, the search engine is always on the alert site holding the attitude, then the rank of the website also can not always stable.