(A)   Upon receipt of such application for a license, accompanied by the proper fee, if approval by another officer or department is not required, the City Clerk/Treasurer shall forthwith deposit the fee in the General Fund of the city and issue to the applicant a proper license certificate signed by the Clerk Treasurer and any other appropriate city official. If for any reason the license is not issued, the license fee shall be returned to the applicant.
   (B)   Upon receipt of an application, an investigation of the applicant's business reputation and moral character shall be made.
   (C)   The application shall be approved unless such investigation discloses tangible evidence that the conduct of the applicant's business would pose a substantial threat to the public health, safety, morals, or general welfare. In particular, tangible evidence that the applicant:
      (1)   Has been convicted of a crime of moral turpitude;
      (2)   Has made willful misstatement in the application;
      (3)   Has committed prior violations of ordinances pertaining to itinerant merchants, peddlers, solicitors and the like;
      (4)   Has committed prior fraudulent acts;
      (5)   Has a record of continual breaches of solicited contracts; or
      (6)   Has an unsatisfactory moral character will constitute valid reasons for disapproval of an application.