- Note about CONFLICTS and removed ports

Wording by:	gerald

en_US.ISO8859-1/books/porters-handbook/book.sgml

@@ -4002,6 +4002,11 @@ PORTVERSION=   1.0</programlisting>
 	  <makevar>IGNORE</makevar>, which is more fully documented
 	  in <xref linkend="dads-noinstall">.</para>
       </note>
+
+      <para>When removing one of several conflicting ports, it is advisable to
+	retain the <makevar>CONFLICTS</makevar> entries in those other ports
+	for a few months to cater for users who only update once in a
+	while.</para>
     </sect1>
 
     <sect1 id="install">