With the new feature of InfoPath and Word 2007 to be used as a form exchange, it is important to have some kind of rights restriction on the form. Using IRM with Windows Rights Management Server, system admin to create rights templates to manage documents’ rights across the company.

Information Rights Management in the 2007 Microsoft Office system
http://office.microsoft.com/en-us/help/HA101029181033.aspx

Planning for Information Rights Management in the Office 2007 system
http://technet2.microsoft.com/Office/en-us/library/92a8dc04-47c7-4946-83ee-4c0ecaff440a1033.mspx?mfr=true

Enabling Information Protection in Microsoft Office 2003 with Rights Management Services and Information Rights Management
http://www.microsoft.com/technet/prodtechnol/office/office2003/maintain/rmsirm.mspx

Provide custom Information Rights Management rights policy templates in Office 2007
http://technet2.microsoft.com/Office/en-us/library/fbd209b7-d960-4b19-b2f1-f128fed18e3e1033.mspx?mfr=true