What qualities do you think a business manager should possess ?   Creativity , the ability to organize , the entrepreneur's spirit , comprehensive knowledge of human studies , ability of gathering information , expert competence of communication and deep professional skills .   If a client complains about the service of your department , what will you do ?   If I'm in the service center . I'll listen to the client patiently , and accept the criticism objectively . Then I will have the claim reasonably settled . 