eiru_reports_inmobiliaria/views/menus.xml

<?xml version="1.0" encoding="UTF-8"?>
<openerp>
  <data>
    <!-- main menu name -->
    <menuitem id="inmobiliaria_parent_menu" name="Inmobiliaria" parent="eiru_reports.sale_parent_menu" sequence="70"/>

    <!-- sub menu -->

    <menuitem id="contrato" parent="inmobiliaria_parent_menu" name="Contratos" action="contrato_inmobiliaria_action" sequence="1"/>
    <menuitem id="comision" parent="inmobiliaria_parent_menu" name="Comisión sobre ventas" action="comision_inmobiliaria_action" sequence="2"/>
    <menuitem id="propiedades" parent="inmobiliaria_parent_menu" name="Propiedades" action="propiedades_inmobiliaria_action" sequence="3"/>


  </data>
</openerp>