Section 338.844 - Record of business transaction and reports; retention(1) Each person, partnership, firm, company, limited liability company, or corporation licensed and operating under this act shall make a complete written record of the business transactions and reports made in connection with the operation of the agency.(2) A professional investigator agency that receives or generates a written or electronic report shall keep the report on file in the office of the professional investigator for at least 2 years unless the file is returned to the client or agent.Amended by 2008, Act 146,s 16, eff. 5/28/2008.1965, Act 285, Imd. Eff. 7/22/1965 ;--Am. 2002, Act 474, Eff. 10/1/2002.