Setting up a new building is in most cases believed to be very complicated. As a result, exceptionally in case of the most demanding buildings there are a lot of people who are responsible for the planning of the whole process. Inter alia a lot of work that has to be put into this process has to be divided in time and among different employees.
Improving amount of customers at present tend to be keen on having own estates. It is also related to different corporations, which, to function efficiently, require to have their own offices or other places, where the employees would be able to spend their time in working on miscellaneous projects.