In this quick tutorial i am going to show how to create bootable USB key of windows 8 consumers preview 


what you need 


1 : Windows 8 ISO image file 


Download Link


2 : Minimum 8 GB USB drive (pen drive)
3 : windows ISO to USB tool


Download Link 


Steps : 
1 : download Windows 8 ISO image 
2 : download windows ISO to USB tool and install it 

3 : choose ISO locations and USB drive 
4 : select start copying 
5 : test your USB drive using MobaliveCD

after finishing . reboot your computer and choose USB drive as your first boot drive and boot from USB 
if this don’t work for you you can try this method  or Try Wintoflash


have a happy computing