Now that Apple has released OS X 10.9 Mavericks, you might want to consider creating a USB install drive for clean installs and future use.

This guide will show you how to create a clean install of OS X Yosemite using a USB boot drive. It's fairly complicated, so do this at your own risk.

The OS X 10.10 Yosemite installer from the Mac App Store in your Applications folder. The installer will delete itself when you install the operating system, but it can be re-downloaded if necessary.

If the system you want to install the OS on doesn't have a CD-ROM or floppy drive, you can do the installation from a USB flash drive. This requires that you prepare the drive with the OS files first.

I'm sure the guy behind MacDaddy is great (seems he's quite dedicated and passionate, based on his website), but using a third-party tool to create an OS install drive somehow feels a bit risky.* ...

Step-by-step guide to install OS X Yosemite on Intel or Windows PC using UniBeast and MultiBeast tools.

Wish to restore an old Windows PC? Here's how to download and install Chrome OS Flex on Windows and revive your old desktop/laptop in less than 10 minutes.

Some operating systems can be a pain in the rear to install if you don’t happen to have an optical disc drive for your computer. But if you’re trying to install most Linux-based operating ...

Did you know that a full copy of Windows can be installed and run from a USB drive? Microsoft introduced "Windows To Go" with Windows 8 Enterprise ...

Update 2: If you’re trying to install Windows 7 on a netbook, Microsoft is making things even easier. Just use the Windows 7 USB tool.