Create USB installer for Windows 7

Sometimes I don’t remember all the commands for creating a USB installer for Windows 7; most of the time I google “ars technica usb install” to look at their great article. But here are the commands I like to use (slight variation from Ars Technica):

Open a command prompt window as administrator:

Now you can copy the contents of your Windows ISO to your flash drive and boot from it to install Windows.