Help! Need house/townhouse rental website for Australia (near Sydney)?

Specific city: Marsfield
Anything else besides these two?
http://www.realestate.com.au
http://www.domain.com.au

How to search for cheap rentals near coast in south and east Australia?

I would like to do a big search for rentals (apartment/studio) on most of the Australian coast. I am moving to Australia, but doesn’t really have any preferences.
I’ve tried to use http://www.realestate.com.au and other sites, but I can’t find a way to filter out results that are too far away from the coast.
I am not [...]

Holiday rental – Robe, South Australia.?

Want to get away for a week in February and am looking for a self-contained holiday rental in Robe, South Australia. Have already looked through all the web sites – SA gov, Robe, HolidayShack, Take a break, realestate.com.au – and so far $$$. Only want to spend @$400 for 6 nights and be [...]