If you already have an account for ITI Conference from previous year,
you can activate it for the current year as follows:

• On Conference System login page click on the text  ">> Not a user? Create an account with this site"
• Select ITI 2012 conference to create an account with
• Click on the link in the second sentence: "Click here if you already have an account with this or another conference on this site."
• Enter your existing username and password to create an account
• Click on "Create" at the bottom.