Hostel discount cardsAustralia has a large and well networked hostels.
Many tourist centres now featured a branded commercial backpacking operation including YHA, Base and Nomads.
While the best experiences of Australia are located in Hostels and Hostel bars, there will be times when they work in your itinerary and party plan.
A quick search of the Internet will reveal a variety of discount cards and memberships for hostels.
Keep in mind that if pay for membership, then you will want to use it and that won't always work out the most fun or cheapest.
Do your research before commitment to discount programs that will "lock you in".