Contextual link building is also one type of link building, which intended to be more 'natural' in the eye of Google. For example the link we get to read in Blog post may be contextual link as well. As a result even if he is buying link from blog owner , Google could not detect it.

contextual links building is a process to increase link popularity bu using targeted blog posts. It is also one type of link building, which intended to be more 'natural' in the eye of Google. For example the link we get to read in Blog post may be contextual link as well. As a result even if he is buying link from blog owner , Google could not detect it.