The Siren Call of Australia

My sister and I are planning a working vacation in Australia and are very excited! I saw another thread asking for advice but it seemed that the posters private messaged her so I wanted to start another thread on the topic.

Are independents rare? Is it more common for ladies to join an agency? I checked out the reviews and got that impression.

In which states would we be legal? In which would outcall be legal, but not incall?

Is there anyone looking for a travel companion (or two