You can use it to get your flash drive booting from a Live Linux distribution, Windows Installer, or fully install Windows onto USB using Windows to Go methods.
This ISO to USB imaging tool helps users easily boot from USB. The Universal USB Installer (Imager) aka UUI is a Live Linux bootable USB drive creator software. YUMI (Your Universal Multiboot Installer) is a portable application which helps to create a Multiboot USB Flash Drive.