The site involves various behaviors in the natural environment and must adapt to the changing physical needs of humans; the type is a broad form of a social institution and must be adjusted according to the special purpose of the building; cost means that it must be adjusted to suit Specific amount of land, labor, and material economics.

Therefore, planning is the process of concretizing and ultimately harmonizing the environment, use, and economic needs. This process has cultural and utilitarian value because when planning for any social activity, the architect will inevitably influence how the activity is executed.