Five luxury cars have been stolen outside homes across Wallington and Banstead.
Police believe the homes were targeted for keys to vehicles parked outside during three burglaries in the early hours of the morning, between October 14 and 21.
The cars included three BMWs a Mercedes and a Range Rover.
Seven top-end vehicles were also stolen during burglaries in neighbouring boroughs in Kingston, Merton and Croydon from October 13 and 22.
In Birchwood Avenue, Wallington, a BMW X5 and BMW 320 were taken on Monday, October 14.
In Northway, Wallington, a BMW X5 was taken on Wednesday, October 16. It was recovered the following day in East London.
In Higher Drive, Banstead, a Mercedes E250 and Range Rover Evoque were stolen on October 21.
Police are urging drivers to park their vehicles in their garages if at all possible and to take extra steps to secure their homes, such as installing security lighting and alarms.
If you have any information that could help police call Sutton police on 101 or Crimestoppers anonymously on 0800 555 111.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here