Any city which has established a business improvement district pursuant to this act may provide or cause to be provided such services as will restore or promote the economic vitality of the district and the general welfare of the city, including: (a) The beautification of the district, such as by landscaping and plantings, fountains, shelters, benches, sculptures, signs, lighting, decorations and similar amenities, including the maintenance thereof; (b) the provision of special or additional public services, such as sanitation, the security of persons and property and the care and maintenance of public facilities, including sidewalks and other public areas; (c) the provision or financial support of public transportation services and vehicle parking facilities open to the general public, including the operation and maintenance of parking facilities which may have been established by the issuance of bonds and the levying of special assessments; (d) the development of plans for the general architectural design of public areas and the development of plans and programs for the future development of the district; (e) the development, promotion and support of community events and activities open to the general public; and (f) any other services which the city is authorized to perform and which the city does not also perform to the same extent on a city-wide basis.