diff --git a/doc/common/section_getstart_orchestration.xml b/doc/common/section_getstart_orchestration.xml
index cc5f27f391..370a331f03 100644
--- a/doc/common/section_getstart_orchestration.xml
+++ b/doc/common/section_getstart_orchestration.xml
@@ -2,7 +2,7 @@
     xmlns:xi="http://www.w3.org/2001/XInclude"
     xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0"
     xml:id="orchestration-service">
-      <title>Orchestration Service Overview</title>
+      <title>Orchestration Service overview</title>
       <para>The Orchestration service provides a template-based orchestration
     for describing a cloud application by running OpenStack API calls to
     generate running cloud applications. The software integrates other core
diff --git a/doc/install-guide/section_keystone-install.xml b/doc/install-guide/section_keystone-install.xml
index 20081e956c..1d7b4d2f51 100644
--- a/doc/install-guide/section_keystone-install.xml
+++ b/doc/install-guide/section_keystone-install.xml
@@ -3,7 +3,7 @@
   xmlns="http://docbook.org/ns/docbook"
   xmlns:xi="http://www.w3.org/2001/XInclude"
   xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
-  <title>Installing the Identity Service</title>
+  <title>Install the Identity Service</title>
   <procedure>
     <step>
       <para>Install the Identity Service on the controller node,
diff --git a/doc/install-guide/section_keystone-services.xml b/doc/install-guide/section_keystone-services.xml
index 72ebec9c0e..aeb868f0f5 100644
--- a/doc/install-guide/section_keystone-services.xml
+++ b/doc/install-guide/section_keystone-services.xml
@@ -2,7 +2,7 @@
          xmlns:xlink="http://www.w3.org/1999/xlink"
          xml:id="keystone-services"
          os="rhel;centos;fedora;opensuse;sles;ubuntu">
-  <title>Defining Services and API Endpoints</title>
+  <title>Define services and API endpoints</title>
 
   <para>The Identity Service also tracks what OpenStack services are
   installed and where to locate them on the network. For each service
diff --git a/doc/install-guide/section_keystone-users.xml b/doc/install-guide/section_keystone-users.xml
index b7ad47d912..821deb1f26 100644
--- a/doc/install-guide/section_keystone-users.xml
+++ b/doc/install-guide/section_keystone-users.xml
@@ -2,7 +2,7 @@
          xmlns:xlink="http://www.w3.org/1999/xlink"
          version="5.0"
          xml:id="keystone-users" os="rhel;centos;fedora;opensuse;sles;ubuntu">
-  <title>Defining Users, Tenants, and Roles</title>
+  <title>Define users, tenants, and roles</title>
 
   <para>Once Keystone is installed and running, you set up users, tenants,
   and roles to authenticate against. These are used to allow access to
diff --git a/doc/install-guide/section_keystone-verify.xml b/doc/install-guide/section_keystone-verify.xml
index 49ef42668a..cb39ae5fe9 100644
--- a/doc/install-guide/section_keystone-verify.xml
+++ b/doc/install-guide/section_keystone-verify.xml
@@ -4,7 +4,7 @@
     xmlns:xi="http://www.w3.org/2001/XInclude"
     xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
 
-  <title>Verifying the Identity Service Installation</title>
+  <title>Verify the Identity Service installation</title>
 
   <para>To verify the Identity Service is installed and configured
   correctly, first unset the <envar>OS_SERVICE_TOKEN</envar> and
diff --git a/doc/install-guide/section_neutron-concepts.xml b/doc/install-guide/section_neutron-concepts.xml
index d3d8086cdb..0c2acbd342 100644
--- a/doc/install-guide/section_neutron-concepts.xml
+++ b/doc/install-guide/section_neutron-concepts.xml
@@ -52,7 +52,7 @@
     plug-in). Additionally, Firewall-as-a-service (FWaaS) and
     Load-balancing-as-a-service (LBaaS) plug-ins are available.</para>
   <section xml:id="concepts-neutron.openvswitch">
-    <title>Open vSwitch Concepts</title>
+    <title>Open vSwitch concepts</title>
     <para>The Open vSwitch plug-in is one of the most popular core
       plug-ins. Open vSwitch configurations consists of bridges and
       ports. Ports represent connections to other things, such as