Governance Within The Lines: How many different types of service system entities exist in the world.   From a service science perspective, it is important to know about the many, many different types of service system entities, because they can own property and take legal actions in the world in many different ways.  From a governance perspective, we have heard of towns, cities, counties, states, and nations…. but what about special districts?  http://www.csda.net/index.php?option=com_content&view=section&layout=blog&id=6&Itemid=41 Counties provide many types of service to citizens, and special districts do as well – how are they similar and how are they different — who has made the best study of the different types of service system entities in the world and their rights?   http://www.csac.counties.org/images/users/1/Services%20Provided%20to%20All%20County%20Residents.pdf