Specifications include, but are not limited to: The District seeks to procure janitorial services that include cleaning of common use areas such as lobbies, hallways, restrooms, stairwells, elevators, windows, the Great Hall; the Transportation Center; offices in the second and third floor as well as the District’s Administrative offices on the first floor and the outside perimeter of the building. The contractor shall provide the management, supervision, manpower, equipment and supplies necessary to provide general janitorial service activities. Preference will be given to contractors that have satisfactory experience with similar size/type facility. Contractors are required to use environmentally preferred cleaning products.