Building with prefab usually means spending less for a better quality home. And it also means building greener; all the houses featured are highly energy efficient and sustainable. Prefabulous Small Houses explores the beauty, variety, design and environmentally positive benefits of prefab construction through the wide variety of prefabrication methods in use today with prefabulous examples. AUTHOR: Sheri Koones is a columnist and author who writes a regular column for Home Resource and Design Magazine.