Australia elections how is social media being used?

How is twitter being used in the Australian elections? a good starting point is the University of Melbourne website which has a tour of the twitter sphere

The Canberra Times also has a social media ratings section where it compares followers for Abbott and Rudd on Facebook, Twitter and Youtube.

The Yahoo and News 7 site is also mapping facebook mentions
Brand watch has an interesting report on social media and elections in Australia
Also informative is this recent report.

Social Media in the Media: How Australian Media Perceive Social Media as Political Tools

.Brisbane:ARC Centre of Excellence for Creative Industries and Innovation 

 The Australian Electoral Commission also has some research on social media and political participation. see this example.

Find further examples by following the links on Australian Policy online which is good at reporting recent research from Australian universities and major research centres.