public function deletePost($pid) {
		if(!is_string($pid)) {
			throw new LinkedInException('LinkedIn->deletePost(): bad data passed, $pid must be of type string');
		}
		
		// construct and send the request
		$query    = self::_URL_API . '/v1/posts/' . trim($pid);
		$response = $this->fetch('DELETE', $query);
		
    /**
     * Check for successful request (a 204 response from LinkedIn server) 
	   * per the documentation linked in method comments above.
	   */
		return $this->checkResponse(204, $response);
	}