Leaving aside the Qantas kick in the teeth, CBA’s revamped Yello rewards scheme is an interesting – possibly just extra – option for customers.

Leaving aside the Qantas kick in the teeth, CBA’s revamped Yello rewards scheme is an interesting – possibly just extra – option for customers.

A simple question during a parliamentary hearing two years ago has triggered the biggest overhaul of a bank rewards scheme, and there’s a lot at stake.