What is the difference between mixed use development and traditional zoning practices?

Mixed-use development is a type of urban growth that mixtures residential, where those functions are physically and functionally integrated, and that provides pedestrian influences commercial, cultural, institutional, or entertainment uses. While there are a number of different techniques to accomplish smart zoning. For serious reform of Euclidean zoning, traditional neighborhood development ordinances such as form-based codes or the Smart Code are usually essential.