You shouldn't be using the OS X Yosemite Beta as your primary operating system, so Brian Tong shows you how to partition your Mac's hard drive.
Normally $36, this handy utility includes a "Windows to go" feature for creating a bootable Windows flash drive.
If you cannot seem to load the OS X Recovery HD partition to use various diagnostics and repair tools, the fix may be quick, but could also require a longer reinstallation.
If partitioning a drive with Disk Utility gives you unmount or resource busy errors, there may be workarounds you can use.
If you have a specific volume on your Mac that you would like to keep from being edited when attached, here's how to protect it.
With a few tweaks, you can make disk images in OS X sized to fit their contents.
While Mavericks has increased battery life for the most part, as with past versions of OS X, at times certain processes may bog down and cut expected lifetime significantly short.
Without an intact Recovery HD partition on your Mac, you will not be able to use Apple's FileVault disk encryption feature.
This refurbished machine packs a ton of processing and graphics power, and looks good doing it. Plus: A data-recovery freebie!
If you have more than one user account on your Mac, then you may run into some hurdles when attempting to move files between them.