-Mark some region in the current article with enclosing tags.
-See @code{message-mark-insert-begin} and @code{message-mark-insert-end}.
+Mark some region in the current article with enclosing tags. See
+@code{message-mark-insert-begin} and @code{message-mark-insert-end}.
+When called with a prefix argument, use slrn style verbatim marks
+(@samp{#v+} and @samp{#v-}).