Ratepayers face a tax bill of tens of millions of dollars because of Govt plans to have much of the Super City run by commercial bodies, the Auckland City Council says.

Hackers who stole the credit card details of thousands of drivers from payment machines have forced a $4m system upgrade to be fast-tracked.

New Zealand's biggest shopping mall is planning a major expansion, including multi-storey apartments and office blocks to create a "mini CBD".

Owners of Ponsonby's 63-unit Blake Central are the latest to be blighted by the leaky-building disaster.