Northern Territory Police have received a number of complainants about items stolen from letterboxes in the Darwin City area in the past week.
A number of unit complexes have been targeted where items including house keys, car keys and fob access to the buildings have been stolen. Letter boxes have been damaged using unknown tools.
Police remind members of public not to leave valuable items in letter boxes.
Investigations are ongoing.
Anyone with information is urged to contact police on 131 444 or Crime Stoppers on 1800 333 000. Please quote reference number 9422200.