If you filled out the form more than once or used your back button during the registration process you may have ended up with duplicate registrations, don't worry, our team continually monitors the LSST2014 website and will take care of the error. If we have any questions we will contact you. Or if you would like to specify which entry you would like to keep you can contact us here.
Log in and look to the left hand side bar for your User menu, click on cart. Put the correct number of registraion fees in the box under Quantity and Update your cart.
To use a coupon code you type it into the box and click the Add Coupon button. You will know that your coupon code worked when you click continue and you are taken to a page that says "Thank you for Registering."