* Determine if the order is recurring or singular
	 *
	 * @since 3.0.0
	 *
	 * @return boolean True if recurring, false if not.
	 */
	public function is_recurring() {
		return $this->get( 'order_type' ) === 'recurring';
	}

	/**
	 * Schedule access expiration
	 *
	 * @since 3.19.0
	 * @since 3.32.0 Update to use latest action-scheduler functions.
	 *
	 * @return void
	 */
	public function maybe_schedule_expiration() {

		// Get expiration date based on setting.
		$expires = $this->get_access_expiration_date( 'U' );

		// Will return a timestamp or "Lifetime Access as a string".
		if ( is_numeric( $expires ) ) {
			$this->unschedule_expiration();
			as_schedule_single_action( $expires, 'llms_access_plan_expiration', $this->get_action_args() );
		}

	}

	/**