Zoning codes have largely focused on controlling the effects of new growth, with little discussion on their role in communities that no longer have a supply of undeveloped land. In mature communities, however, the regulatory emphasis shifts to urban design, maintenance, and finding lost space. Built-out communities share definable characteristics that make these zoning needs very different from those of newly developing communities. Author S. Mark White will be online through September 30 to answer your questions about this topic. 