diff --git a/en_US.ISO8859-1/books/handbook/firewalls/chapter.xml b/en_US.ISO8859-1/books/handbook/firewalls/chapter.xml
index fd9e47ced0..d58c425d42 100644
--- a/en_US.ISO8859-1/books/handbook/firewalls/chapter.xml
+++ b/en_US.ISO8859-1/books/handbook/firewalls/chapter.xml
@@ -2313,7 +2313,7 @@ good_tcpo="22,25,37,53,80,443,110"</programlisting>
       <para>On the inbound side, the ruleset has to deny bad packets
 	and allow only authorized services.  A packet which matches an
 	inbound rule is posted to the dynamic state table and the
-	packet is released to the <acronym>LAN</acronym>. The packet
+	packet is released to the <acronym>LAN</acronym>.  The packet
 	generated as a response is recognized by the
 	<literal>check-state</literal> rule as belonging to an
 	existing session.  It is then sent to rule
diff --git a/en_US.ISO8859-1/books/handbook/ppp-and-slip/chapter.xml b/en_US.ISO8859-1/books/handbook/ppp-and-slip/chapter.xml
index 03c0cd7add..c2bb7aef51 100644
--- a/en_US.ISO8859-1/books/handbook/ppp-and-slip/chapter.xml
+++ b/en_US.ISO8859-1/books/handbook/ppp-and-slip/chapter.xml
@@ -216,7 +216,7 @@
 
       <para>In order to configure a <acronym>PPP</acronym> connection,
 	first edit <filename>/etc/ppp/ppp.conf</filename> with the
-	dial-in information for the <acronym>ISP</acronym>. This file
+	dial-in information for the <acronym>ISP</acronym>.  This file
 	is described as follows:</para>
 
       <programlisting>1     default:
@@ -818,7 +818,7 @@ set nbns 203.14.100.5</programlisting>
 	<programlisting>nat enable yes</programlisting>
 
 	<para>Alternatively, NAT may be enabled by command-line
-	  option <literal>-nat</literal>. There is also
+	  option <literal>-nat</literal>.  There is also
 	  <filename>/etc/rc.conf</filename> knob named
 	  <literal>ppp_nat</literal>, which is enabled by
 	  default.</para>
@@ -1511,8 +1511,8 @@ ppp_profile="adsl"</programlisting>
 	configure <application>mpd</application> is available in HTML
 	format in <filename>/usr/ports/share/doc/mpd/</filename>.
 	Here is a sample configuration for connecting to an ADSL
-	service with <application>mpd</application>. The configuration
-	is spread over two files, first the
+	service with <application>mpd</application>.  The
+	configuration is spread over two files, first the
 	<filename>mpd.conf</filename>:</para>
 
       <note>
@@ -1641,7 +1641,7 @@ ng0: flags=88d1&lt;UP,POINTOPOINT,RUNNING,NOARP,SIMPLEX,MULTICAST&gt; mtu 1500
 	session to the DSL router.  Ethernet DSL modems have a
 	preconfigured LAN <acronym>IP</acronym> address to connect to.
 	In the case of the Alcatel &speedtouch; Home, this address is
-	<systemitem class="ipaddress">10.0.0.138</systemitem>. The
+	<systemitem class="ipaddress">10.0.0.138</systemitem>.  The
 	router's documentation should list the address the device
 	uses.  To open the tunnel and start a <acronym>PPP</acronym>
 	session:</para>
diff --git a/en_US.ISO8859-1/books/handbook/x11/chapter.xml b/en_US.ISO8859-1/books/handbook/x11/chapter.xml
index 47380c8108..70e5c2d7a3 100644
--- a/en_US.ISO8859-1/books/handbook/x11/chapter.xml
+++ b/en_US.ISO8859-1/books/handbook/x11/chapter.xml
@@ -516,7 +516,7 @@ dbus_enable="YES"</programlisting>
       </note>
 
       <para>If the test is unsuccessful, skip ahead to <xref
-	  linkend="x11-understanding"/>. Once the test is successful,
+	  linkend="x11-understanding"/>.  Once the test is successful,
 	copy the configuration file to
 	<filename>/etc/X11/xorg.conf</filename>:</para>