If you have some extra land and you are not sure how to use it, granny flats builders in Penrith can help you decide what do to. First, you can use it to build a space for your family. Secondly, you can build a house with a low budget and rent it for others. Also, you can make some profit from selling your house if you plan to do so in the future. This article talks about the important aspects of building an extra space and how you can find the best granny flat builders in Sydney.