Architects plan rooms and design spaces rooms, buildings, municipalities, cities, or even landscapes. They take into consideration all of the technical, aesthetic, and social aspects, that guide their planning to defined goals.Buildings should look nice, but they should also be functional, environmentally friendly, reasonably priced, and be stable for the long term. Old structures should be preserved and integrated. Public space serves transportation, housing, economies, and recreation. Thus it must offer a balance between private and public spheres. In order to consider so many factors at once, architects learn to systematically determine the different dimensions of a design tasks.