How can i get do-follow backlink

[RH-Calvin]

I would suggest guest posting and content syndication are the best ways to get 'do follow' links for your website. You can also work on Web 2.0 to create high quality 'do follow' backlinks for your website.

[habibkhan]

Dofollow links are better but nofollow links are not bad if it comes from high page rank  and domain authority site. So mainly you can try to build link from high authority site and use blog comments, gov,edu all backlinks.

[davidhan]

Now a days search engines like do follow links and unique content too, but we don't know about do follow back links what is that?
is this really useful for Best Seo services

to get dofollow backlinks you for taking the time to write articles on the website and leave the link up there,
you can insert the link into the post or signature.
I often used address to create backlinks this.
http://www.technewonline.com/2014/02/high-page-rank-forums-to-get-dofollow-backlinks-in-2014.html
wish you success!