What are your options?

• Determine the maximum amount of data you want to backup
• Decide on both backup hardware and media

  Floppy disk	cheap, slow, < 5MB space
  ZIP disk	cheap, slow, < 500M space
  CD-R/CD-RW	cheap, medium, < 1GB space
  JAZ disk	cheap, fast, < 3GB space
  DVD-RAM	cheap, fast, < 5GB space
  DDS/DLT tape	expensive, fast, < 100GB space
  AIT tape	expensive, fast, < 250GB space
  Jukebox tape	convenient, expensive, fast, > 100GB space