What are the potential benefits of introducing technological innovations when working on issues with a wider societal impact? Focusing on a specific care and housing corporation for elderly people, the Sustainable System Innovation process has been used to translate an innovation challenge on macro societal level: "How can we deal with the challenges that occur due to the aging of society?" to a concrete innovation challenge on microtechnological and user level: "How can a tracking device be designed for optimal use by elderly person and care giver?"