It's been a big year already for the supermarket sector.
Woolworths has rolled out a new loyalty programme, while Foodstuffs is embarking on a trial of facial recognition technology.
And across the Ditch, Woolworths Australia boss Brad Banducci called it quits following a disastrous interview he gave on the issue of price gouging.
Gemma Rasmussen, head of communications and campaigns at Consumer NZ, joins Kathryn to break down the developments.