- Snapshots are generated weekly, not monthly.

- Add note about vm images available with snapshots.

en_US.ISO8859-1/articles/releng/article.xml

@@ -135,7 +135,7 @@
     including <emphasis>HEAD</emphasis>, assuming that the system
     management interfaces are not used.</para>
 
-  <para>In the interim period between releases, monthly snapshots are
+  <para>In the interim period between releases, weekly snapshots are
     built automatically by the &os; Project build machines and made
     available for download from <systemitem
     class="resource">ftp://ftp.freebsd.org/pub/FreeBSD/snapshots/</systemitem>.
@@ -153,6 +153,18 @@
     quality assurance activities ramp up pending a major
     release.</para>
 
+  <para>In addition to installation ISO snapshots, weekly virtual
+    machine images are also provided for use with
+    <application>VirtualBox</application>,
+    <application>qemu</application>, or other popular emulation
+    software.  The virtual machine images can be downloaded from
+    <systemitem
+      class="resource">ftp://ftp.FreeBSD.org/pub/FreeBSD/snapshots/VM-IMAGES/</systemitem>.</para>
+
+  <para>The virtual machine images are approximately 150MB &man.xz.1;
+    compressed, and contain a 10GB sparse filesystem when attached to
+    a virtual machine.</para>
+
   <para>Bug reports and feature requests are continuously submitted by
     users throughout the release cycle.  Problems reports are entered into our
     <application class="software">GNATS</application> database