Soft wen contribute
 

Have certain writing level of people's favorite one way, it benefits of nature is the biggest, the effect of the outer chain release can be ranked first, why do you say that? Soft, in the form of contributions to release the chain, can use a very short period of time, to create a lot of high quality the chain, through the soft text in each big famous website, other web site collection release, resulting in a large number of web site for your web site do single import links, outer chain universality, exposure, the quantity have a lot of ascension. But soft wen contribute need some writing ability and knowledge to grasp.