Ralf Ahamer, CMO of XING AG, presented on making money from social networks using XING as an example. He showed XING's growth in members and revenue. XING's business model includes premium memberships, recruiting services, and advertising. Social networks provide value by connecting people and information. They have become popular channels for communication and are shifting reach away from traditional portals. Both opportunities and risks exist for companies using social networks, including generating revenue from subscriptions, advertising, and virtual goods. Success requires clear goals and topics for communities as well as engaged members and activity.