CFEngine’s time based classes and promise theory make it an attractive alternative to venerable crond.
You want to have your bundlesequence change based on class.
Not everyone can afford redundant servers and sites. If you are a small business here are some off site disaster recovery options to think about.
Sometimes a file’s contents depends upon the class of host that the file resides on. This makes file copy promises impractical. Who wants to copy a different file for so many hosts? Sysadmins are a lazy lot.
You want to monitor free disk space.