What are the features of a Smart City?

i.Planning for the unplanned areas which contain a range of compatible activities and use of land close to one another for making more use of land
ii.Expanding housing opportunities for all
iii.Reducing congestion, air pollution as well as resource depletion, boosting the local economy, promoting interactions and ensuring security
iv.Making governance and citizen-friendly and cost-effective. Increased rely on online services for bringing accountability and transparency, especially by the use of mobile for reducing the cost of services and providing every service online
v.Giving the city an identity based on the significant economic activity it is associated with