This. Building is easy. Maintenance is the nightmare. Take a look at Curitiba, Brazil for a great example of what happens when you can't maintain what you've bu

This. Building is easy. Maintenance is the nightmare. Take a look at Curitiba, Brazil for a great example of what happens when you can't maintain what you've built. http://www.citylab.com/commute/2012/06/has-south-americas-most-sustainable-city-lost-its-edge/2195/ http://www.citylab.com/commute/2012/06/has-south-americas-mo...