Attention! RT users subscribe to individual Subjects, or to related Subjects contained in an Attention! RT Subject hierarchy.

In this example, the facilities manager for Building 1 has indicated he would like to receive notifications for all subjects in the Building 1 Subject tree. He did this by clicking on the Building 1 Subject, then selecting the subscription option labeled Subscribe to Building 1 and all subjects below it. In addition, the Building 1 facilities manager would like to keep informed of all power outages in Building 2 and Building 3.

Attention! RT Subject hierarchies provide a simple and intuitive grouping of message subscriptions, allowing users to select multiple categories of notification with a single mouse click.