Adding floor area is not the same as solving a housing problem. A granny flat, studio and home extension can create extra space, but they carry different rules and approval questions.For Mandurah and Perth homeowners, the first question is not “how big can we make it?” It is: are we creating an independent dwelling, a flexible room, or a bigger main home? If that answer is fuzzy, drawings may need rework later. Visit : https://www.ncdesign.com.au/post/granny-flat-vs-studio-vs-home-extension-which-one-makes-sense