I hav e been a funder manager for years and the company i work for has an office in Sydney.... The on going joke is how broke and cheap the Aussies are. Three words for Aussies
1. Cheap
2. Dumb
3. Broke
you could have figured out the ansewer to your questions in the same time it took you to ask them. Personally I would worry about making money thann i would about tasxes. make some dough first