It is an unlawful practice for an owner or operator of commercial property, an agent or employee of the owner or operator of commercial property, or persons or businesses licensed or regulated by the State to discriminate against an individual in the terms, conditions, or privileges of the leasing of property for commercial usage, or in the provision of services or facilities in connection with the leasing of property for commercial usage, because of the individual's race, color, religion, sex, age, handicap, marital status, or national origin.