Check out the following websites for professional development opportunities;

http://www.atma.com.au/
www.cimaglobal.com/australia
http://www.cpaaustralia.com.au/
http://www.icaa.org.au/
~ sign up to various useful newsletters
http://www.nia.org.au/
http://www.ntaa.com.au/
http://www.taxinstitute.com.au/
www.taxpayer.com.au/seminars
http://www.accaglobal.com/subscribe/ ~ this organisation actually runs many excellent seminars. You can subscribe to their newsletter here.