1- you need to click in this link
2- just click back and click in this link http://store.westerndigital.com/store/wdau/en_AU/DisplayAcce...
3- add the item into the cart you will notice they give you $80 discount (20%)
note if this doesnt work from the first time you need to clear your browser history and cache
not sure if this applies to other items
I tried couple of items and it works!
PLEASE GUYS to help each other post any items (with the links) you think its great buy!