Usually these guarantees mean credits toward future billing. Cloudflare's enterprise plan offers 2500% uptime guarantee, which means if they are down 10% of the

Usually these guarantees mean credits toward future billing. Cloudflare's enterprise plan offers 2500% uptime guarantee, which means if they are down 10% of the time, customers are credited 2.5 months. It sounds a lot nicer than it is, much like "we never charge for bandwidth".