The following acts, omissions and practices in connection with auction sales are hereby prohibited:
(a) The use of deceit, fraud or misrepresentation in the sale of any property;
(b) The substitution of another article for that bid upon by the prospective purchaser;
(c) The use of false bidders, cappers or puffers;
(d) The use of bells, buzzers, ballyhoo, loudspeakers or any variety of mechanical or excessive vocal sound to attract attention;
(e) The use of any false or misleading advertising matter;
(f) A sale by a person other than the licensed auctioneer named in the application;
(g) Failure to exhibit an auctioneer's license to a police officer on demand at the place where the auction is being conducted;
(h) Failure to completely post the auction sale permit;
(i) Sale of property not listed on the inventory filed with the City Clerk;
(j) Adding property to the stock sought to be sold after the inventory is filed or within 120 days prior thereto in anticipation of such sale;
(k) Offering property for sale which has once been struck off to the highest bidder; and
(l) The carrying on of auction sales without obtaining a license as provided in this chapter.
(1974 Code Sec. 7.59)