Import classes and methods in Microsoft.Office.Server.Audience name space: 1. The AudienceManager class is the entry point for the audience feature in Microsoft Office SharePoint Server 2007. Audiences: This property return all the audiences as AudienceCollection GetUserAudienceIDs: Get all the audience IDs to which the specified user (or current user) belongs to. 2. Audience class: Audiences are groups of users determined by their memberships in Microsoft Exchange distribution lists (DL) or SharePoint groups, or by rules configured by a portal administrator. Audiences allow organizations to target content to users based on their job or task, as defined by their membership in a SharePoint group or distribution list, by the organizational reporting structure, or by the public properties in their user profiles. GetMembership: Gets an ArrayList of UserInfo objects that contains membership information for this audience. IsMember: Determines wheth