When applying for an Australian visa, you generally need to provide supporting documents to prove your identity, meet the eligibility criteria, and support your application. However, the specific requirements can vary depending on the type of visa you are applying for.
No. In most cases, it is not advisable to travel if your visa or travel authorization application has not been approved yet. Traveling without the necessary approval can lead to denied entry at your destination, legal complications, and disruptions to your travel plans.