The possibility of earning additional money is one of the key benefits of constructing a granny apartment by a flat granny company like 5 Star Granny Flats. In high-demand rental markets, renting out a granny flat can be a dependable source of additional income. 5 Star Granny Flats have a skilled team of specialists, including designers, drafting teams/architects, the expertise of our town planner, structural and hydraulic engineers; and as the best granny flat Builder, they thoroughly build teams who offer the whole solution from concept to handover.