Z Energy is looking to top up the supermarket conversation. 

Newsroom reports the gas station chain is expanding its grocery offering as part of a diversification push. 

Chief Executive Lindis Jones says it will target customers looking for convenience between their large shops – for snacks or staples. 

Monopoly Watch spokesperson Tex Edwards told Ryan Bridge it's still not going to solve competition between supermarkets, which is hurting the economy. 

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