protected function validateFieldsAddress()
    {
        $this->validateFieldAddress('address_1');
        $this->validateFieldAddress('address_2');
        $this->validateFieldAddress('phone');
        $this->validateFieldAddress('middle_name');
        $this->validateFieldAddress('last_name');
        $this->validateFieldAddress('first_name');
        $this->validateFieldAddress('postcode');
        $this->validateFieldAddress('company');
        $this->validateFieldAddress('fax');
    }