Similar to QF's "pay later" option, I've seen a new option turn up when booking a DJ Business flight. Basically I can put my booking I've just made "On-Hold" until Sunday.
Only details I've found so far:
Also, only appears to apply to Business fares - not Flex, not Saver.
Only details I've found so far:
Instant Payment or Book and Hold
Book and Hold is available online, or via the GCC and travel agents. Bookings can be put on hold for up to 72 hours without payment. Bookings made within 72 hours of the flight departure will require instant payment.
Also, only appears to apply to Business fares - not Flex, not Saver.