Military, police, ambulance, hospitals, transportation, industry - just a few examples of organizations which need crisis communication system.
A notification can only be really accurate if the messages are customized to single persons or groups and can be acknowledged by recipients. Using the 3A System the duty officer of the organization or company can quickly, automatically and simultaneously notify groups of people who are "on call", i.e. who need to appear at their place of work or any other place or to perform a specific job.