Police are urging motorists to lock their vehicles - following a spate of thefts in the Hasland area.
Six cars, believed to have been left insecure overnight, were targeted between Saturday, June 21 and Tuesday, June 24.
The cars had been parked on driveways on Oadby Drive, Rempstone Drive, Cropston Close and Knighton Close.
Items including golf clubs, CDs, a DVD player, a drill and binoculars were stolen.
Sergeant Mark Church, of Derbyshire Police, said: “In these incidents it seems vehicles have been left unlocked, as there hasn’t been any sign of damage to the cars which have been targeted.
“Offenders will look for an easy target, going along roads and even on to driveways to check whether car doors have been locked.”