Police are appealing to members of the public for more information about potentially vulnerable addresses in Ramsey.
The news comes after a white marker was found on a drain pipe in Dukes Drive – a location, along with Ramsey Forty Foot and Pathfinder Way, which has recently been burgled.
Detectives are asking anyone who has seen similar marks to get in touch.
Police are also seeking information about a car seen acting suspiciously in the area just days after one of the burglaries.
The vehicle is a black Land Rover Discovery and may be 2012 registered.
Anyone with information is asked to call 101 quoting crime reference CF008430117 or email email@example.com.