Some third-party applications from other sources have a similar feature, if you don’t mind letting them phone home. In the Software Update preference pane, you can configure automatic notifications of updates to OS X and other Mac App Store products.
If you get an indication that a backup has failed, don't ignore it.Ģ.
Don’t rely completely on any single backup method, such as Time Machine.
Don’t back up your backups make them independent of each other. Make redundant backups, keeping at least one off site at all times.