What are some of the current information systems in use at some of the large supermarket chains?

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Question by thedoctoroz: What are some of the current information systems in use at some of the large supermarket chains?
It would be helpful for me if the supermarkets were Australian such as Coles or Woolies as this is for a school assignement.

Best answer:

Answer by Maverick
In general

Inventory

Purchasing

Purchase Habits analysis

Profit and Loss

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