Discover modern 2 & 3 BHK flats in Kolkata at Mayfair Smart City, reflecting the latest Kolkata real estate trends under 30 lakhs. These budget-friendly flats feature smart planning, modern amenities, green spaces, and secure living. Ideal for families and investors seeking affordable flats in Kolkata with comfort, connectivity, and future-ready design. https://mayfairgroup.in/mayfair-smart-city/