public function renewJob($jid, $cid) {
	  // check passed data
	  if(!is_string($jid)) {
	    // bad data passed
		  throw new LinkedInException('LinkedIn->renewJob(): bad data passed, $jid must be of string value.');
	  }
	  if(!is_string($cid)) {
	    // bad data passed
		  throw new LinkedInException('LinkedIn->renewJob(): bad data passed, $cid must be of string value.');
	  }
	  
	  // construct the xml data
		$data   = '<?xml version="1.0" encoding="UTF-8"?>
		           <job>
		             <contract-id>' . trim($cid) . '</contract-id>
                 <renewal/>
               </job>';
               
	  // construct and send the request
	  $query    = self::_URL_API . '/v1/jobs/partner-job-id=' . trim($jid);
	  $response = $this->fetch('PUT', $query, $data);
	  
	  /**
	   * Check for successful request (a 200 response from LinkedIn server) 
	   * per the documentation linked in method comments above.
	   */
	  return $this->checkResponse(200, $response);
	}