Will my wife have to leave Australia after we get married?
No, she will not have to return to her home country. You may apply for her immigrant spousal visa from inside the country to ensure that your wife can legally remain in Australia.
Will my fiancee be able to work once she comes to Australia on a subclass 300 prospective marriage visa?
Back to the list of Subclass 300 prospective marriage (fiancee) visa FAQs