Why do people go for extensions? At any point in time, people will likely experience the need for additional space. Extensions of a house provide a safe way where without leaving one house or shifting to another place, one can avail of the benefits. You need to realize that several things are involved when it comes to a project like this. There is a key factor that must not be ignored at any cost as these are foundational. You need to start by planning and gradually move towards designing before heading for actual implementation. Many people already know that building extension is a commitment.