There are three visas that you can apply for in order to visit Australia for tourism or business visitor activities:
ETA represents electronic approval for travelling to Australia for a tourism or business purposes. It is available for citizens of certain countries and regions. ETA is granted online by Department of Immigration and Border Protection of Australia to touristic agencies or agents, avio companies or other service providers worldwide. For this visa type you do not need to pay fee for submitting the application, but you will need to pay service fee of 20AUD.
eVisitor (subclass 651) is a free visa for citizens of certain countries who are outside Australia in the moment of applying and who want to visit Australia for business and tourism purposes.
Visitor visa(subclass 600) is intended for those travelling to Australia as tourists, to visit family or for business activities. This is a temporary visa and probably the most popular Visitor visa.
Visitor visa has 4 streams:
A tourist purpose means holiday in Australia or a visit to family, relatives and / or friends.
Business purpose means participation in conferences, negotiating or market research for business matters.
You can get in touch with me and book an appointment every working day in my office or through Skype/Viber, but first you should fill out my questionnaire.