What do you think about link buying?

What do you think about link buying?

Buying or selling links that pass PageRank. This includes exchanging money for links, or posts that contain links; exchanging goods or services for links, or sending someone a “free” product in exchange for them writing about it and including a link.

we don't buy links for our website. they are harmful.

Link buying or link farming or bulk linking from same sites considered as spam activity, I will suggest you create natural links for your website. If you buy links and google webmaster found it, your site will be penalized and your site will not be show in search results.

I would not recommend buying links.

Buying or selling links that pass PageRank. This includes exchanging money for links, or posts that contain links; exchanging goods or services for links; or sending someone a “free” product in exchange for them writing about it and including a link.