Site policies specify end-user access to specific functionality in Instant Messaging. When developing your site policies for Instant Messaging, keep in mind the following questions:
Can users access the presence status of other end users?
Can users send alerts to other end users?
Do you want users to save properties on the server?
Who do you want to be able to create and manage conference rooms?
Who do you want to be able to create and manage news channels?
For more information, see Chapter 17, Managing Instant Messaging and Presence Policies, in Sun Java System Instant Messaging 7.2 Administration Guide.