and continue our debate. hamid reza arami, secretary of the civil and urban development working group the research center of thelis horizontal development of cities accelerates the construction process. also, since they are technologically advanced, the construction challenges will be minimized. according to the economic situation of the country, the higher the speed of construction, the more favorable it is. because of this construction, it will not be involved in inflation. sohrab mashoudi, head of the urban development group of the society of consulting engineers of iran. considering the population growth in big cities, building high-rises is a natural and appropriate solution for housing people. but this is not the case in small towns. slow and the issue of vertical or horizontal construction development should be looked at in a specialized way. farshid ilati, housing expert. the implementation of the horizontal development plan of cities has an effective role in reducing housing construction costs, and on the other hand , it provides the basis for accelerating the housing construction process. the horizont