usefor-article-07 May 2002

6.  Optional Headers

   None of the headers appearing in this section is required to appear
   in every article but some of them are required in certain types of
   article, such as followups. Any header defined in this (or any other)
   standard MUST NOT appear more than once in an article unless
   specifically stated otherwise.  Experimental headers (4.2.5.1) and
   headers defined by cooperating subnets are exempt from this
   requirement.  See section 8 "Duties of Various Agents" for the full
   picture.

--- ../usefor-article-06/Optional_Headers.out          November 2001
+++ ../usefor-article-07/Optional_Headers.out          May 2002
@@ -1,12 +1,11 @@
 6.  Optional Headers
 
-   The headers appearing in this section have established meanings and
-   MUST be interpreted according to the definitions given here. None of
-   them is required to appear in every article but some of them are
-   required in certain types of article, such as followups. Any header
-   defined in this (or any other) standard MUST NOT appear more than
-   once in an article unless specifically stated otherwise.
-   Experimental headers (4.2.2.1) and headers defined by cooperating
-   subnets are exempt from this requirement.  See section 8 "Duties of
-   Various Agents" for the full picture.
+   None of the headers appearing in this section is required to appear
+   in every article but some of them are required in certain types of
+   article, such as followups. Any header defined in this (or any other)
+   standard MUST NOT appear more than once in an article unless
+   specifically stated otherwise.  Experimental headers (4.2.5.1) and
+   headers defined by cooperating subnets are exempt from this
+   requirement.  See section 8 "Duties of Various Agents" for the full
+   picture.