In general, it's a good idea to have cash reserves as backup in case of any issues down the road. (credibly.com)
I kind of want to buy like three more of the exact same shirt to have them as backups in case something happens to this one. (looplooks.net)
Every labor and delivery carries the risk of the baby dying, especially if the mother is attended by an incompetent practitioner without adequate backup in case something goes wrong. (skepticalob.com)