Make PostScript and PostScript Variables subnodes of it.
* Gnus:: How to read netnews with Emacs.
* Shell:: Executing shell commands from Emacs.
* Emacs Server:: Using Emacs as an editing server for @code{mail}, etc.
-* Hardcopy:: Printing buffers or regions.
-* PostScript:: Printing buffers or regions as PostScript.
-* PostScript Variables::Customizing the PostScript printing commands.
+* Printing:: Printing hardcopies of buffers or regions.
* Sorting:: Sorting lines, paragraphs or pages within Emacs.
* Narrowing:: Restricting display and editing to a portion
of the buffer.