This document discusses disaster recovery planning for small and medium enterprises. It introduces the author as the founder and chief scientist of Networks Are Our Lives, Inc, an expert in network and directory services design, backup and disaster recovery planning, and network documentation. The document defines a disaster as an event that causes IT services to be unavailable to users, is important enough to restore those services, and requires extraordinary efforts or resources due to its uncommon nature and scale. Typical disasters planned for include a data center being unavailable.