Stefano Rizzo of Polarion Software presented on utilizing social media for requirements elicitation, discussing the company's transition to a Scrum methodology which facilitates user engagement and agile development. The presentation highlighted the importance of community-building through social media to gather valuable user feedback and improve product features, while also emphasizing the need for effective backlog management in user story creation. Rizzo shared lessons learned from their experiences, focusing on enhancing user involvement and company reputation through collaborative practices.