Much like the Campeonato Brasileiro, groups during the reduce series, for instance B and C, may be promoted to the top division every year. In the case of Italy, only the top a few groups in Serie B are promoted to Serie A (in Brazil, marketing occurs for 4 teams https://k-o-nh-c-i-5566542.verybigblog.com/36614165/the-single-best-strategy-to-use-for-what-is-serie-a