--- a/docs/manual.sgml	Thu Mar 09 20:40:49 2006 +0000
+++ b/docs/manual.sgml	Fri Mar 10 00:06:37 2006 +0000
@@ -546,12 +546,15 @@
 <chapter id="usage-intro"><title>Usage</title>
 <para>
 This chapter describes the different modules included in GgrTF
-and what functionality they provide.
+and what functionality they provide. Each module has a section
+with introduction about what is provided and section with
+macro commands and variables available. Some modules also
+have additional information and examples.
 </para>
 
 <!-- ================================================ -->
 
-<section id="usage-general"><title>Main/base module (ggrtf.tf)</title>
+<section id="usage-general"><title>GgrTF core (ggrtf.tf)</title>
 <para>
 This module forms the core of GgrTF, it contains macros used by
 other modules and is thus always required to be loaded. It also
@@ -766,7 +769,9 @@
   <tbody>
    <row>
     <entry>/opts</entry>
-    <entry>Lists all the settings of GgrTF, with short descriptions and current values.</entry>
+    <entry>Lists all the run-time changeable settings of GgrTF,
+with short descriptions and current values.
+</entry>
    </row>
    <row>
     <entry>/stats</entry>