WINNIPEG—  Police are warning people about counterfeit Canadian bills, after reports about fake cash in the first part of this year more than doubled compared to the same time in 2024. police seized about $12,000 worth of counterfeit bills. Most involved the same type of fakes, with the words "prop money" printed .  The fraudulent bank notes are high-quality and replicate the look and feel of legitimate polymer bills, and even have some of the security features found in real bills. The counterfeit bills seized by police had serial numbers GJR6710018 through GJR6710022 and were in denominations of $20, $50 and $100. Police said fake money is becoming more prevalent across Canada, though they believe it likely comes from outside the country — in part because similar notes have been seized by the Canada Border Services Agency in bulk quantities. Counterfeit money is now often advertised for sale on social media platforms like Instagram and TikTok "under the guise that it's for movie making and film production.