Qantas to offer bidding for premium upgrades

Qantas has released a new product called Bid Now Upgrades which offers frequent fliers the opportunity to bid for an upgrade using miles.
Travelers in Economy and Premium Economy are eligible to bid for the upgrade, and can also use a combination of points and cash. These upgrades will be processed after the standard miles-only upgrade redemptions.

via Qantas becomes latest airline to offer bidding for premium upgrades.