you can print them whenever you like using the link on your email confirmation and a printer. handwritten tickets copied from the screen will not be accepted.
here's my tip. always print your tix before you go to the club.
follow these 5 simple rules and you'll be fine.
you can print a million copies if you so desire but your one and only form of identification will only allow one of your clones to get in! although how security tell you all apart is beyond me - you all look the same with your uniforms on.
(only joking)