There are many advantages to hiring a private investigator, but there are a few things that a P.I. cannot, should not, and will not do. Impersonate law enforcement. It is a felony to impersonate a police officer.
Quality Control is focused on the initiation of the evaluation process, while quality assurance is focused on managing the process to ensure the stipulated business goals are realized within the set period of time.
quality control. 1. a system for verifying and maintaining a desired level of quality in an existing product or service by careful planning, use of proper equipment, continued inspection, and corrective action as required. Compare quality assurance.