Private security guards should not have been engaged in the circumstances
Security guards were not the appropriate cohort to provide security services in the Hotel Quarantine Program without close monitoring and extensive and continued training by those with the requisite expertise. That level of monitoring and training did not occur.
Consideration was not given to the appropriateness or implications of using a largely casualised workforce in an environment where staff had a high likelihood of being exposed to the highly infectious COVID-19. This, of course, had flow on impacts in terms of the spread of the virus.
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