A transient merchant holding a permit shall:
A. Not falsely or fraudulently misrepresent the quantity, character or quality of any article offered for sale, or offer for sale any unwholesome or tainted food or foodstuffs, nor intentionally misrepresent to any prospective customer the purpose of his visit or solicitation, nor the name of the business of his principal, if any, nor the source of supply of the goods, wares or merchandise which he sells or offers for sale, nor the disposition of the proceeds or profits of his sales.
B. Not use the permit provided by the village after the expiration or revocation of the permit.
C. Keep the premises in a clean and sanitary condition and the foodstuffs offered for sale well covered and protected from dirt, dust and insects.
D. Not go in or upon private residences, businesses or offices without having been requested or invited to do so by the owner, occupant or occupants thereof. (1968 Code § 10.03)