--- loncom/html/adm/help/tex/Course_Critical_Message.tex	2002/07/22 16:49:42	1.1
+++ loncom/html/adm/help/tex/Course_Critical_Message.tex	2003/08/29 03:04:50	1.5
@@ -1,9 +1,13 @@
+\label{Course_Critical_Message}
 A ``Critical Message'' is a message that will appear immediately after the
-recipient user logs in. The user must acknowlege 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
-screens (\textbf{Send message to user(s)}, \textbf{Broadcase message
+screens (\textbf{Send message to user(s)}, \textbf{Broadcast message
 to course}, and \textbf{Upload message to course}), there are two
 checkboxes, \textbf{Send as critical message} and \textbf{Send as
   critical message and return receipt}.
@@ -11,4 +15,4 @@ checkboxes, \textbf{Send as critical mes
 \textbf{Send as critical message} will send this message as a critical
 message. \textbf{Send as critical message and return receipt} will
 send the message as a critical message, but additionally return a
-message to you each time a user acknowleges receipt of the message.
\ No newline at end of file
+message to you each time a user acknowledges receipt of the message.