What makes a smart city smart? How are citizens interacting with city services, and what do they expect from services? Smart city projects, by nature, are each very different and focused on the different challenges that cities face. However, themes such as traffic, environmental impact, security and open government initiatives are frequently core elements of smart city projects. Whilst projects in different parts of the globe might bear resemblance, they often live in silos, not allowing lessons learnt, common technology and experience to be shared cross-nationally and across cities. How can the industry come together to bring down these silos, and create truly “smart” cities?