Hamilton Police are investigating a series of residential break and enters in Westdale.
Police say a suspect has broken into six residences in the neighbourhood since April 9.
They say the thefts occurred during the overnight hours while residents were sleeping and items such as computers, phones, key fobs, wallets, and purses were stolen.
In two cases, police say homeowners also had their vehicles stolen.
Investigators are now asking homeowners in the area to check their surveillance cameras for any suspicious activity.