Which of the following is not a true characterization of the guard operation?

The characterization that highlights security guards as potentially serving as public relations representatives when properly trained is indeed a valid point about the versatility of security personnel. However, it is important to clarify that while security guards can effectively contribute to public relations through their interactions with the public and their customer service skills, this is not a universally applicable role nor is it the primary function of a guard. Their main responsibility centers around security tasks such as monitoring premises, deterring criminal activity, and responding to incidents.

In this context, the option that states security guards are the only element of protection that can be depended on to give complete security is the statement that does not align with reality. Comprehensive security measures typically involve multiple layers and components, including technology (cameras, alarms), procedures, and policies, in addition to personnel. Relying solely on guards for complete security would overlook the importance of a multifaceted approach to security that includes integration with technology and organizational strategies.

Highlighting that guards are necessary and costly illustrates an understanding of their role and the resource investment involved in employing them, which is critical for informed decision-making in security management.