MAD10
Cashrewards is having 18% cashback for MyDeal today, and the MAD10 ($10 off $75, single use per user) code coupon is listed.
Stack with this, make it even better deal (e.g: for buying Lego from BigW which is currently on 20% off):
https://www.ozbargain.com.au/node/805180
Standard Rate (excludes Alcohol, Electronics, Cameras) 18%
Alcohol 7%
Electronics & Cameras and Optics 4%
Apple branded products 0%
End tonight. Don't forget to activate the $5 bonus on the other deal, if you can spend $100+ (which is the best price spot)