you don't need to go through any third party providers, applying for a tourist visa to Australia is pretty straight forward.
Go to the Department of Immigration website:
If you are from these countries you can get an E-visa for $20
Brunei - Darussalam
Korea, Rep of (South)
United States about 5 years ago
once you have to found the website, fill the form and send. I think you should response from there within the 24 hours. It is not tough to got the Australian visa.you do this i thought you realy got the visa within 6 month as per your..... about 5 years ago