USB computer

Let me quickly tell you how to make a USB computer!

1) get one 8/16 GB USB drive.
2) download ubuntu from ubuntu desktop to your PC/laptop.
3) burn the ubuntu iso onto the USB drive as per the instruction given on ubuntu desktop using the universal USB Installer, but select the persistance option ( step 4 in the univsal USB installer ) of your desired memory size.
4) great! Now you have a ubuntu USB computer.
5) now shut down your PC/laptop with out removing the ubuntu USB driver.
6) start your PC/laptop press F12 and a change the boot sequence to boot OS from mounted ubuntu USB drive.
7) do your work with the ubuntu USB drive.
8) once your are done with your work, shut down your PC/laptop and remove the ubuntu USB driver.
9) now carry your ubuntu USB computer where ever you want and mount it on any PC/laptop and do your work!