--- a/debian.rst	Sat Jun 02 11:42:29 2012 +0300
+++ b/debian.rst	Sat Jun 02 12:01:17 2012 +0300
@@ -32,6 +32,19 @@
  * xterm
  * fvwm
 
+Uninstalling unused packages.
+=============================
+::
+
+  $ sudo apt-get install deborphan
+  $ deborphan
+  ...
+  $ sudo apt-get purge `deborphan`
+
+Also you can use console GUI wrapper around above command::
+
+  $ orphaner
+
 Become sudouser.
 ----------------
 ::