NSW Fair Trading has some great independent information via these links below:

First Home buyers  information
First Home buyer grants 

First home buyer assistance
First Home Buyers Assistance

What is Gazumping? is it legal?
Gazumping

Contracts & paying a Deposit.
Contracts & Deposits

Bidding information.
Bidders Guide

How does a buyers agent work?
Using an Agent to buy property

Had a terrible experience & want to report it?
Make a complaint to Fair Trading

Building / Renovating Guides and information.
Building or Renovating