Thieves are being hunted after they struck as their victim was helping a friend move into a new house in Sheffield.
The thieves stole items from a car in Skelton Lane, Woodhouse, while the owner was helping a friend move house.
A delivery driver who parked his van outside Balmoral Clinic, also in Woodhouse, had property stolen by a man on a quad bike who smashed the window, reached inside and drove off.
Police officers are also investigating the theft of tools from a vehicle parked in Edenthorpe Dell, Waterthorpe, Sheffield.
And a police probe is underway into the theft of a car from a Sheffield street.
The blue Mini Cooper, with the registration number HV04 VKJ, was parked in Kilvington Road, Woodthorpe, when it was stolen.
Anyone with information about any of the thefts should call South Yorkshire Police on 101 or Crimestoppers on 0800 555111.