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diff --git a/Documentation/lei-lcat.pod b/Documentation/lei-lcat.pod
index 656df489..e85e5e67 100644
--- a/Documentation/lei-lcat.pod
+++ b/Documentation/lei-lcat.pod
@@ -20,9 +20,28 @@ Message-ID or link from surrounding text (e.g., a "Link: $URL" line).
 =head1 OPTIONS
 
 The following options, described in L<lei-q(1)>, are supported.
+One deviation from L<lei-q(1)> is the default output format is
+C<-f text> when writing to stdout.
 
 =over
 
+=item --format=FORMAT
+
+=item -f FORMAT
+
+Most commonly C<text> (the default) or C<reply> to
+display the message(s) in a format suitable for trimming
+and sending as a email reply.
+
+=item --stdin
+
+=item -
+
+C<lei lcat> implicitly reads from stdin if it is a L<pipe(7)>
+or regular file.  This is handy for invoking C<lei lcat> from
+inside an C<$EDITOR> session (assuming you use an C<$EDITOR>
+which lets you pipe arbitrary lines to arbitrary commands).
+
 =item --[no-]remote
 
 =item --no-local