A Private Blog Network (PBN) is a network of authoritative websites used to build links to your money website(s) for the purpose of ranking higher in the Google search engine. A money website is the website you intend on ranking i.e. the one that actually makes money. This can also refer to a clients website.
(Source: Google)
A Private Blog Network (PBN) is a network of authoritative websites used to build links to your money website(s) for the purpose of ranking higher in the Google search engine.
Aka a "link scheme" https://support.google.com/webmasters/answer/66356?hl=en
(Article also addresses blog posting for links - also verboten if they catch you)
If you don't know what it is, you don't know enough to set one up without leaving a big "unnatural links" footprint.
I work with corporate /business clients and I would never risk a clients business with that. There are legit ways to get good links.