In this post Brian Dean, founder of Backlinko, breaks down EVERYTHING you need to know about NoFollow links.
Dofollow links help your search engine rankings. Nofollow links don’t.This is a bit of a sweeping statement but many people believe it to be, broadly, true.
Here you will find everything you need to know about nofollow links vs DoFollow links. What they are. Why they’re important and whether or not they help with SEO.