Police are investigating several reports of theft that occurred overnight on 4 May.
A Porsche and Mercedes were broken into on Wolseley Road with cash stolen. Police say offenders also attempted to gain entry to a Hyundai parked on the same street.
Thieves also hit Rawson St on the same night, with a wallet ripped from a parked Mazda and a Lexus stolen on Stanton Rd.
Anyone who saw anything suspicious that evening is urged to call North Shore Police or Crimestoppers.