Seo
 

What is the difference between dofollow and nofollow links?

Even though, it's a good practice to use Nofollow link attribute to those link, where you don't want to pass link-juice. Dofollow links allow google (all search engines) to follow them and reach our website. ... If a webmaster is linking back to you with this link both Search Engine and Humans will be able to follow you

Nofollow links - Nofollow links attributes do not allow search engine bots to follow link.That means if the website owner is linking back to you with Nofollow attributes, it does not pass on link juice.

Dofollow links - Dofollow links allow google (all search engines) to follow them and reach our website. Giving us link juice and a backlink.

Search engine optimization is an area of website development that seeks to improve the way content is ranked by search engines in organic search results.

Nofollow link attribute to those link, where you don't want to pass link-juice.
Dofollow links allow google to follow them and reach our website.
If a webmaster is linking back to your site with this link both Search Engine and Humans will be able to follow.

Follow will follow its link juice and nofollow will not follow..Simple

Nofollow links are the links which are not indexed by web crawlers and it does not pass link juice.
Dofollow links are the links which are indexed by web crawlers and it increases the link juice.

Dofollow links in seo passes their reference to the next level site. Nofollow link never pass their reference and has no connection with the next level site.