Fairly sure you need to have been here for 3 years before you can apply for PR plus plenty of other hoops to jump through, and you still need a work permit.
The cynic in me says that this is a way to keep earning 1900b, every 30 days, for unnecessary extensions. I thought the whole idea was to keep people out of the immigration offices.
Why would you do that if you are on a tourist visa or similar, with an effective stamp of