No solicitor or canvasser shall operate in any residential section in the city except between the hours of nine o'clock (9:00) A.M. and dusk. The provisions of this chapter shall not prevent the delivery of goods to a regular customer under any general or customary arrangement as might be made with a regular clientele; nor shall its provisions apply to the sale of insurance policies by insurance companies and its salespersons licensed under the state insurance code, or to the gratuitous dissemination of any materials with respect to noncommercial matter. (2010 Code § 5-4)