Article spinning is a search engine optimization (SEO) technique by which search engine optimizers post a unique version of relevant content on article directories, web 2.0 sites, or other sources for backlinks. ... The extent to which Google and other search engines can detect or devalue spun content is not clear.

Thanks for sharing this informative information...

But how do you spin the articles?

Article spinning is a process of producing new content by spinning the original article. Online tools are used to spin articles and they are often of poor quality. Article spinning is a black hat technique used to re-use a content for various submissions.