What is urbanisation?

ur·ban·i·ty/ˌərˈbanitē/

Noun:

Suavity, courteousness, and refinement of manner. Urban life.

urbanitas (latin) with connotations of refinement and elegance, 

rusticus, (the opposite of urbanitas) associated with the countryside

A city is part of our lives, but how do we define it or how do we identify it?

Some may say it is the central business district, some may say its the town centre and some may say it is the metropolitan region.

Cities can be the highest form of social organisation ~ a complex infrastructure of buildings, streets, markets and places of employment.  Since industrialisation the growth of cities has seen unprecedented expansion in size and population through migration and employment opportunities.  This is called urbanisation.

The urban revolution is a result of this urbanisation where the change in a city's population has seen rapid urban growth.  The proliferant promise of success in the city...

This is not about an individual's plight, but about the collective urban culture and the salient human divide in urbanity.