--- /dev/null
+#! /bin/sh
+
+# About: This script is called when user account is changed.
+# Common Task: Notify about various events.
+# Priority: optional
+
+# User login
+LOGIN=$1
+
+# User parameter
+PARAMETER=$2
+
+# User parameter old value
+OLDVALUE=$3
+
+# User parameter new value
+NEWVALUE=$4
+
+# Usage examples:
+#echo "User: '$LOGIN'. Parameter $PARAMETER changed from '$OLDVALUE' to '$NEWVALUE'" >> /var/stargazer/user.change.log
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