The document summarizes an event on open data and the open data portal dati.piemonte.it. It discusses how open data can promote transparency, innovation and new business opportunities. It provides an overview of dati.piemonte.it, including its guidelines to make data open by default, efforts to make data easy to access and use, and growth in the number of datasets published and downloaded since its launch. The presentation concludes by discussing plans to further develop the portal and how open data practices are changing.