REAL ESTATE SERVICES, NAMELY, REAL ESTATE MANAGEMENT; RENTAL; FINANCING; DEVELOPMENT; RESEARCH OF HISTORY OF REAL PROPERTIES; APPRAISAL; BROKERAGE; CONSULTING ABOUT REAL ESTATE INVESTMENTS; LEASING SERVICES; INVESTMENT IN REAL ESTATE; INVESTMENT SERVICES IN INVESTMENTS COMPOSED OF SECURITIES BACKED BY REAL ESTATE OR INTEREST IN REAL ESTATE