Belleville Police are warning local businesses about a string of recent thefts.
On Sunday police say they received a report of an unknown suspect entering a downtown business through a rear employee door that was propped open.
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Once inside, police say the suspect entered an employee back room and stole a backpack that contained prescription medication, a wallet with a large amount of cash and identification.
Police allege the suspect then used several of the cards to purchase items at nearby businesses including the Quinte mall.
Three similar incidents have occurred across the city at different businesses over the last 24 hours, police said Monday.
Belleville police say they believe the same suspect is involved.
Police managed to obtain surveillance camera footage of the suspect.
He is also believed to be involved in similar thefts in the Kingston area.
Anyone with information is asked to contact Belleville Police.