+If you use the same filename extension for the input file than the
+extension @command{lilypond-book} uses for the output file, and if the
+input file is in the same directory as @command{lilypond-book} working
+directory, you must use @code{--output} option to make
+@command{lilypond-book} running, otherwise the will exit with an error
+message like @qq{Output would overwrite input file}.
+
+
+@node Alternate methods of mixing text and music
+@section Alternative methods of mixing text and music
+
+This section shows methods to integrate text and music, different than
+the automated method with @command{lilypond-book}.
+
+@menu
+* Many quotes from a large score::
+* Inserting LilyPond output into OpenOffice.org::
+* Inserting LilyPond output into other programs::
+@end menu
+
+@node Many quotes from a large score
+@subsection Many quotes from a large score
+
+If you need to quote many fragments from a large score, you can also use
+the clip systems feature, see @ruser{Extracting fragments of notation}.
+
+
+@node Inserting LilyPond output into OpenOffice.org
+@subsection Inserting LilyPond output into OpenOffice.org
+
+@cindex OpenOffice.org
+
+LilyPond notation can be added to OpenOffice.org with
+@uref{http://@/ooolilypond@/.sourceforge@/.net@/,OOoLilyPond}.