With technological advancement, promoting and building smart cities have grown vital importance and seems to become the way forward for many international metropolises. On the road to creating smart cities, local governments have been setting goals in the areas of transportation, economic, living and wellbeing, and the environment. Why would governments around the world work on publishing policies and taking measures for the building of smart cities? How could smart cities bring us advantages? The following five benefits of developing smart cities might be the answers to your questions.