Realestate.com.au – what is a granny flat and building it June 25, 2019December 16, 2018 by admin What Is A Granny Flat And Building It (With Costs) – realestate.com.au For home owners with the space, building a granny flat in the backyard can be a shrewd investment ? delivering rental income and boosting a property?s value. www.realestate.com.au