Linkbuilding is the process of creating backlinks, or lines. Lines can be external, meaning that the site is linked from other pages. Also, there are internal links, and they support and link each page of the site to each other.
However, quality links require sophistication, thoughtfulness and appropriate placement. In particular, they must be relevant, placed on highly rated pages with related content, so that the search engine can evaluate them well. Linkbuilding therefore requires some professional knowledge and experience, it does not perform just as amateur, and expect good results.
Linkbuilding requires sophisticated coding, the right style and appropriate choice of keywords. The next step is to register the site in the industry catalogs, it is a basic and very popular step.