OS X Server (Mavericks): Software Update Server may not provide OS X Mavericks software updates after upgrade After upgrading a Software Update Server from OS X Server (Mountain Lion) to OS X Server (Mavericks), it might not be possible to serve software updates for OS X Mavericks clients.
OS X: About Mail Update for Mavericks Mail Update for Mavericks is recommended for all OS X Mavericks users
OS X: How to disable automatic login when FileVault is enabled OS X Mavericks lets you disable automatic login when FileVault is enabled using one of the methods described below.