From the Expedia site:
Get the Expedia App now, then come back to this page on 23/11 at 9:00 am AEDT for your extra 75% off app coupon on selected hotels.
App only. Available for extremely limited time only; extremely limited quantity. $1,400 max. savings.
Expedia App
How to get ready for Black Friday
1
Download the Expedia App today. You'll need it for our app-only coupon, and you'll get double Expedia Rewards points exclusively when you book on the app.
2
Come back at 9:00 am AEDT to grab your coupon codes here. They won’t be on the app.
3
Use your coupons on the app for double points.
"extremely limited quantity" Translation: Buckleys