This guide works 100% for Vista & Windows 7. The main advantage is that by using USB drive you will be able to install Windows7/Vista in just 15 minutes. You can also use this bootable USB drive on netbook which doesn't have a DVD optical drive. The method is very simple and you can use without any hassles. Needless to say that your motherboard should support USB boot feature to make use of the bootable USB drive.
