If you are coming from out of town, you might want to consider these places to stay:
http://www.marinerscoveresort.com/
http://www.resthavenpaynesville.com/
http://www.allawahpark.com.au/
http://www.lakekingwaterfront.com.au/
Here are some things you really must do while you are in the area:
See the Koala's on Raymond Island http://www.raymondisland.net/a%20Koalas.htm