Bus Living, Truck Living, Boat Living. You name it, if you live in a home that is capable of moving by itself, or have the desire to, then this is the place for you.
N.Z. = New Zealand. Not too sure about the construction though - for the time and expense involved in building a housetruck, starting from scratch with a purposely designed structure gets my vote over compromising by using what' s already there. Especially if you are going to live in it full time.