In case any building or structure is erected, constructed, reconstructed, altered, converted, or maintained, or any building, structure, or land is used in violation of Sections 89.010 to 89.140, RSMo., or of any ordinance or other regulation made under authority conferred hereby, the proper City authorities, in addition to other remedies, may institute any appropriate action or proceedings to prevent such unlawful erection, construction, reconstruction, alteration, conversion, maintenance, or use, to restrain, correct, or abate such violation, to prevent the occupancy of such building, structure, or land, or to prevent any illegal act, conduct, business, or use in or about such premises. Such regulations shall be enforced by an officer empowered to cause any building, structure, place, or premises to be inspected and examined and to order in writing the remedying of any condition found to exist therein or thereat in violation of any provision of the regulations made under authority of Sections 89.010 to 89.140, RSMo.