Topic: dofollow backlink

When a link is created on top of  a webpage, crawlers come and read that link. Not only is this link made for crawlers but also for humans. So that human can click on that link and go to another webpage. That is, one link surveys two people  fast is crawlers and second one is user. So if it is a dofollow backlink, crawlers follow that link. If it is a nofollow backlink, then crawlers do not follow it. Rather, the user goes from one page to another by clicking on both. Basic  different of Dofal...