ACC544 Week 2 Justification for an Internal Control System

ACC 544 Week 2 Justification for an Internal Control System:

Leadership confronts you, as a controller, and questions the need for an internal control system.

Write a report of no more than 700 words, justifying the need for the system when controls are in place with insurance and portfolio approaches.
Explain why current approaches are valid but why an internal system will be more beneficial.

You must include at least 1 reference.