The -alert parameter is used to display the name of an alert and the count of its messages within an Alert Auto Response.
Available parameters for the $value -alert()$ command are:
Name - Display the name of the alert within an alert auto response using $value -alert(name)$.
Count - Display the number of messages included within an alert auto response using $value -alert(count)$.
An example of how this might be used within an alert auto response is shown below.
This is an automated alert from iService which was generated to inform you about unanswered messages in your iService tenant.
Name of alert: $value -alert(name)$
Number of items in this alert: $value -alert(count)$