From the web page:
With Qantas Cash you can earn points on lots of little things that you do every day. Qantas Cash can be used to make purchases in store or online – at home and abroad and it even allows you to pay via PayPass. Best of all, it's great value:
No load fees
No monthly account fees
Earn 1 Qantas Point for every AU$1 equivalent of eligible spend in foreign currency, or for every AU$2 spentGet started today:
1. Register for the offer
2. Apply to activate Qantas Cash
3. Load at least AU$150 or equivalent in foreign currency in one transaction before 29 August 2015 and enjoy 500 bonus Qantas Points
Jesus that's like $2