How an audit committee could improve the effectiveness of the external auditor's work?

An audit committee reviews financial information and liases between the auditors  and the company. The audit committee:

1. Can strengthen the position of the external auditor, by providing a channel of communication and forum for issues of concern.

2. the committee can provide a framework within which the external auditor can assert his independence in the event of a dispute with management.

3.Monitor and review the external auditor's independence, objectively and effectiveness, taking into consideration relevant UK professional and regularly requirements.