--- loncom/html/adm/help/tex/Course_Critical_Message.tex	2002/12/11 19:04:47	1.3
+++ loncom/html/adm/help/tex/Course_Critical_Message.tex	2003/08/29 03:04:50	1.5
@@ -1,6 +1,9 @@
 \label{Course_Critical_Message}
 A ``Critical Message'' is a message that will appear immediately after the
-recipient user logs in. The user must acknowledge receipt to continue.
+recipient user logs in. The user must acknowledge receipt to continue; it
+is not possible to use the rest of LON-CAPA until they do so. 
+
+Only Course Personnel can send Critical Messages.
 
 To send a Critical Message, push the \textbf{COM} button on the remote
 to get to the Communication screen. On each of the message sending