No one should get into truffle growing without some research or without a clear understanding of the factors, the risks and costs involved. There is plenty of information available on the web and rather than reproduce this information, it would be better to direct you to it.
For general information
Australian Truffle Growers Association website. www.trufflegrowers.com.au
Suppliers of inoculated truffle trees also have useful websites which you can visit see:-
Truffles Australis. www.trufflesaustralis.com.au
Perigord Truffles of Tasmania. www.perigord.com.au
Wine and Truffle Company of Western Australia. www.wineandtruffle.com.au