protected function hasCorrespondenceErrorsDisplayed()
{
sleep(5);
return (bool) $this->find('xpath', $this->getElement('letterBlankError')->getXpath()) && (bool) $this->find('xpath', $this->getElement('letterSalutationBlankError')->getXpath()) && (bool) $this->find('xpath', $this->getElement('letterBodyBlankError')->getXpath());
}