<?xml version="1.0"?>
<object name="portal_properties" meta_type="Plone Properties Tool">
  <object name="site_properties" meta_type="Plone Property Sheet">
    <property name="user_registration_fields" type="lines" purge="False">
      <element value="birthday" />
      <element value="extension" />
      <element value="mobile" />
    </property>
  </object>
</object>
