This diagram illustrates an example of a resource organization tree. In the diagram there are two countries: US and Canada.

In the US tree there are two cities: New York and Boston. In New York sub-tree there are two kinds of resources: Rooms and Equipment. In the Boston sub-tree there are three kinds of resources: Rooms, Computers, and Labs.

In the Canada tree there are two cities: Montreal and Toronto. In the Montreal sub-tree there are two kinds of resources: Rooms and Equipment. In the Toronto sub-tree there are two kinds of resources: Rooms and Vehicles.