Which of the following actions is NOT a recommended practice for maintaining vigilance in security duties?

Ignoring distractions is not a recommended practice for maintaining vigilance in security duties because it can lead to a lapse in attention and awareness of potential threats. Security professionals must be proactive in managing their focus and should actively work to minimize distractions rather than ignore them. Maintaining vigilance requires continuous engagement with the environment, which means being aware of any elements that could divert attention from critical tasks.

In contrast, effective communication, observation of surroundings, and responding to incidents are all integral parts of a vigilant security posture. Communicating effectively ensures that information is shared promptly, helping to coordinate responses to potential threats. Observing the surroundings focuses attention on potential risks, while responding to incidents ensures that security personnel are taking proactive measures to manage any situation that may arise. Thus, continuously addressing distractions is essential to maintain a high level of situational awareness and ensure security effectiveness.