No follow is a link attribute that instructs spiders not to crawl the particular backlink on the webpage. Hence these links are never indexed in search engines. They are only used to build traffic from various external webpages.
A healthy mix of Nofollow links can even give a good influence on Dofollow links. I guess with any link you can get much traffic. Good and quality link is a gateway in your website that shows your content and can give a good amount of traffic.
A No follows links is a link that does not count as a point in the favor of page. Its means does not impact on Page Ranking and Page Placement in SERPs. The no-follow tag on a link tells a search engine not to follow that link. Essentially, you are closing the door to that link so the bots don't go there.
Benefits of the no-follows link as-
- Increase only traffic not Page Rank
- It is used for Irrelevant content
- These Links not Crawled by search engine
- Don't pass the juice
- Consider the link as non trusted
- Google doesn't follow these links