The background of consideration to local and national characteristics of land preparation management in development plans is recently and also of old. It is of old because it is traced back to Human presence in land area and definition of the land and curiosity about life. It is recent because it has been begun in the last 100 years and it started mainly in the half of the past century and after War II with the French Studies. In This article we reviewed these dimensions, the global and international experiences in land preparation management issue and its history in Iran which return to 30s solar. The Styran group's studies and the activities which have done before and after the Islamic Revolution in this area are also investigated. We also alluded Toffler works which refers to international preparation and World management, and then explained the process of land preparation in three dimensions _organize the preparatory studies, inquire current situation, and prospective survey. Then we categorized necessary steps for each of them. At the end of the article Land preparation results and organizational system of plan preparation and its Charts and also Social Development Manager, and land preparation Position were traced.