Index: en_US.ISO8859-1/articles/committers-guide/article.xml
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--- en_US.ISO8859-1/articles/committers-guide/article.xml
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@@ -4820,6 +4820,69 @@
 	    </tip>
 	  </answer>
 	</qandaentry>
+
+	<qandaentry xml:id="ports-exp-run">
+	  <question>
+	    <para>What is the procedure to request an experimental
+	      build of the ports tree, for short,
+	      <quote>exp-run</quote>?</para>
+	  </question>
+
+	  <answer>
+	    <para>When working on a patch that will have a large
+	      impact, the &a.portmgr; requires that you ask for an
+	      exp-run before committing it.  The patch can be for the
+	      base system or for ports.</para>
+
+	    <para>Full builds will be done with the patches you
+	      provide, and you will be required to fix the fallout
+	      before going forward.</para>
+
+	    <procedure>
+	      <step>
+		<para>Go to the <link
+		    xlink:href="https://bugs.freebsd.org/submit">Bugzilla
+		    new <acronym>PR</acronym> page</link>.</para>
+	      </step>
+
+	      <step>
+		<para>Select the product your patch is about.</para>
+	      </step>
+
+	      <step>
+		<para>Fill in the bug report as you would usually do.
+		  Do not forget the patch.</para>
+	      </step>
+
+	      <step>
+		<para>If at the top it says <quote>Show Advanced
+		    Fields</quote> click on it.  If it already says
+		  <quote>Hide Advanced Fields</quote>, you are good,
+		  do not click on it.</para>
+	      </step>
+
+	      <step>
+		<para>On the right side of the page, is a
+		  <quote>Flags</quote> section, set the
+		  <quote>exp-run</quote> one to <literal>?</literal>.
+		  As for all other fields, you can hover your mouse
+		  pointer above the field name to see details.</para>
+	      </step>
+
+	      <step>
+		<para>Submit.</para>
+	      </step>
+
+	      <step>
+		<para>When the &a.portmgr; aswers back, fix the
+		  fallout.  The fallout may be a bug in your original
+		  patch, or ports that need fixing, you will need to
+		  fix both.  When the you have fixed the fallout,
+		  update the patch if necessary, and repeat.</para>
+	      </step>
+	    </procedure>
+	  </answer>
+	</qandaentry>
       </qandadiv>
     </qandaset>
   </sect1>