Section 365.050 - Director may examine persons, inspect records - complaints of violations1. The director, or his duly authorized representative, may make such investigation as he shall deem necessary and, to the extent necessary for this purpose, he may examine the licensee or any other person having personal knowledge of the matters under investigation, and shall have the power to compel the production of all relevant books, records, accounts and documents of licensees and other persons with respect to their retail installment transactions.2. Any retail buyer having reason to believe that this chapter relating to his retail installment contract has been violated may file with the director a written complaint setting forth the details of the alleged violation and the director, upon receipt of the complaint, may inspect the pertinent books, records, letters and contracts of the licensee and other persons and of the retail seller involved, relating to the specific written complaint.