What is the do follow link

dof0llow - you are telling google crawlers to follow that link basically to pass link juice over, this way that website gets more trustworthy in the eyes of google
Nofollow - you are telling google you dont trust that website enough to pass link juice over

No follow link attribute to those link, where you don't want to pass link-juice. It is a link that does not count as a point in the page's favor, does not boost PageRank, and doesn't help a page's placement in the SERPs.

Do follow links allow all search engines to follow them and reach our website. It allow to follow them and reach your website. Basically, these are links that will pass on the SEO benefits of the website where it is built from to the hyperlinked website.

Do follow links are those that allow Google and other search engines to point back to your website or blog. So, every time you insert a ******** link on your site, it can point back to you, which strengthens your authority by showing search engines what other sites, blogs, and posts are linking to you.

a ******** and a Nofollow link is that a ******** link passes PageRank signals and a Nofollow link doesn't.