Permitted accessory uses are as follows:
(a) Satellite Dishes; see Section 1165.07 regarding regulations.
(b) Financial institutions excluding freestanding automated teller machines; provided that such financial institutions do not occupy more than 5% of the total gross floor area of the principal structure.
(c) Retail sales; provided that such retail sales do not occupy more than 5% of the total floor area of the principal structure.
(d) Restaurants; provided that such restaurant use does not occupy more than 10% of the total floor area of the principal structure.
(e) Warehousing accessory to the principal permitted use provided such warehousing is for the storage of goods, products or materials associated with the principal use,