Here are some links that mortgage clients, home buyers and homeowners may find useful.
These are Federal Government Grants administered and paid by the relevant State Governments' Office of State Revenue [sometimes called the Treasury [TAS], Department of Treasury and Finance [WA], Revenue SA [SA] or the State Revenue Office [VIC].
These are a few residential home builders whom IMO have either iconic status, are major builders in their State or Nationally, are a National franchised builder group, are major developers of quality residential communities, have a good reputation, have great home designs, or who are recently fast growers. There are many other builders in the HIA and the Master Builders Association that may better suit your purpose.
These are a few of the larger franchise realty groups in Australia. There are others. When buying real estate always remember that the real estate agent works for the vendor as he or she is the one who will pay the agent.