O-1 Limited Office: General and administrative offices of messenger or telegraph services, call centers, as well as offices of a builder, carpenter, caterer, cleaner, contractor, decorator, electrician, furrier, mason, painter, plumber, roofer, upholsterer, and similar establishments, but excluding outdoor storage of motor vehicles, materials and equipment, or contractor's storage yards. Professional offices, including the following uses: a. b. c. d. Finance, insurance agencies, real estate and accounting offices. Medical offices, dental offices, laboratories and compounding of pharmaceuticals, physical therapy and therapeutic massage, by licensed massage therapists, and healthrelated professions. Professional office uses of social services, design, information technology, law, engineering, architecture, offices for manufacturer's representatives and similar offices. Private nonprofit educational institution.