diff --git a/Shorewall2/actions b/Shorewall2/actions
index ebadc7b39..8fb669752 100644
--- a/Shorewall2/actions
+++ b/Shorewall2/actions
@@ -9,13 +9,19 @@
 #	ACTION names should begin with an upper-case letter to
 #	distinguish them from Shorewall-generated chain names and
 #	they must need the requirements of a Netfilter chain
-#	name.
+#	name as well as the requirements for a Bourne Shell identifier
+#	(must begin with a letter and be composed of letters, digits
+#	and underscore characters).
+#
+#	If you follow the action name with ":DROP", ":REJECT" or
+#	:ACCEPT then the action will be taken before a DROP, REJECT or
+#	ACCEPT policy respectively is enforced. If you specify ":DROP",
+#	":REJECT" or ":ACCEPT" on more than one action then only the
+#	last such action will be taken.
+#
+#	If you specify ":DROP", ":REJECT" or ":ACCEPT" on a line by
+#	itself, the associated policy will have no common action. 
 #
-#	If you follow the action name with ":DROP" or ":REJECT" then
-#       the action will be taken before a DROP or REJECT policy
-#       respectively is enforced. If you specify ":DROP" or ":REJECT"
-#	on more than one action then only the last such action will be
-#	taken.
 #ACTION
 
 #LAST LINE - ADD YOUR ENTRIES ABOVE THIS ONE - DO NOT REMOVE