Investment Apartment of 66 sq.m., Ground Floor–Mezzanine, in Kallithea, in a central location. The property is under study for a change of use from retail space to residence and consists of a 44 sq.m. ground floor and a 22 sq.m. mezzanine, connected by an internal staircase with comfortable ceiling heights. The proposed layout includes two bedrooms, a bathroom, a WC, and an open-plan living room with kitchen. It will be fully renovated with energy-efficient frames, new plumbing and electrical systems, modern finishes, and autonomous heating/cooling. Featuring a separate entrance, extremely low common expenses, and clear legal and planning status, it is ideal for investment, short- or long-term rental, or owner occupation.