<?xml version="1.0"?>
<xpath expr="//div[@name='section_leaves']" position="before">
                <block title="Billing">
                    <setting string="Time Billing" help="Sell services and invoice time spent" id="time_billing_setting">
                        <button name="832" string="Configure your services" type="action" class="btn-link" icon="oi-arrow-right"/>
                    </setting>
                    <setting help="Timesheets taken into account when invoicing your time" name="invoice_policy">
                        <field name="invoice_policy" widget="upgrade_boolean"/>
                    </setting>
                </block>
            </xpath>
        