[MK999]

As I understand it the innovation is at the zoning level. In order to affect change you need to change all of these zoning laws, and the keyword is Form Based Code, https://en.wikipedia.org/wiki/Form-based_code

Encouraging info from the wiki: The Cincinnati Form-Based Code adopted in 2013 is designed to be applied citywide in an incremental way, neighborhood by neighborhood. The code establishes transect zones and specifies standards for transects, building types, frontage types, walkable neighborhoods, and thoroughfares that can be adapted to each neighborhood.[4][5]