More and more homes in Mystic, the borough and other areas of town are being listed on VRBO and Airbnb, offering short-term rentals. However, the rentals are illegal according to the towns’ zoning regulations, and some residents have begun complaining about neighbors renting their homes and are asking the town to stop the practice. Masons Island homeowners John and Thalia Pryor sent a letter to the town’s Economic Development Commission in September to make members “aware of serious and growing problem of VRBO and Airbnb short-term rentals gaining in popularity in our communities ... .”