The assessments levied within said business improvement area shall be used solely for the following purposes:

(a) The acquisition, construction, or installation of any tangible property with an estimated useful life of five years or more including, but not limited to:

(1) Decorations, including, but not limited to, lights, banners, signs, and flags;

(b) Activities, which include but are not limited to:

(1) Furnishing of music in any public place in the area;

(2) Activities which benefit business located and operating in the area.

The revenue from the levy of assessments shall not be used to provide improvements or activities outside the area of SUBA Business Improvement Area. (Ord. No. 2437 (N.C.S), § 2.)