Black Hat SEO: What is it, what are common practices and why not to do it [part 1]

Black Hat are mainly actions that can be applied on a website in order to improve its ranking. These practices are considered misleading by Google and go in the opposite direction to the recommendations given by the company and the best SEO practices. It is important to point out that Black Hat techniques can cause an immediate increase in traffic, but they are not efficient in the long run.