Since you started talking about aerial photography, I would tell you what the point of it all is. Aerial photography can often be used to solve special problems that arise in construction. An existing photograph from previous phases or a new photograph taken for a particular problem can be used to illustrate the problem when it is presented to others and to obtain the necessary quantitative or qualitative information. When I was building my house in Malaysia, I turned to https://www.setiageosolutions.com/ . They helped me with the construction, but mostly the help was on the topic of analyzing the area where I want to build my house.