The importance of city governments conducting city pannings relies on the fact that they are the ones that live in the city, and have a better idea of what would, or wouldn´t work, this also helps correct past mistakes, like streets being too narrow, or a lack of parks and other things, they also when have good plan and correct organization are able to apply for federal funding.
A limited government is one whose legalized force and power is restricted through delegated and enumerated authorities and principles of the constitution. The United States is an example of such government as the state’s actions are limited by the constitution.