Mavericks - Create a Bootable USB Flash Drive

Step 1 - Download Mavericks from the Mac App Store

Step 2 - Format Your USB Flash Drive with Disk Utility - Mac OS Extended (Journaled)

Step 3 - Make the Bootable USB Drive with Terminal

 sudo /Applications/Install\ OS\ X\ Mavericks.app/Contents/Resources/createinstallmedia --volume /Volumes/Untitled --applicationpath /Applications/Install\ OS\ X\ Mavericks.app --nointeraction 

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