There's no way you can afford to have downtime when your operation hinges on server and data availability, and that's why AppleCare steps up to the rescue to ensure things stay running smoothly.  When something goes awry with your Xserve's hardware or when there's a software configuration issue, Apple's Server Technical Support team will diagnose the problems immediately.  The result is that your systems will be back online in a flash, and the best part is that there's only one number to call.  Protect your systems with this incredible 3 year plan which provides telephone and email support 24 hours a day, 7 days a week with a 30 minute response.  For Xserve, the AppleCare plan covers server administration and network management issues using the graphical user interface of Mac OS X Server.  For Xserve RAID, the AppleCare plan covers RAID Admin software, as well as connectivity issues between your Mac or Xserve and your Xserve RAID storage system.  On site response within 4 hours is provided for hardware repair coverage, and with the Premium Service and Support Plan you'll have the assurance that Apple authorized technicians will perform necessary repairs with genuine Apple parts.