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Step 1: Click on this sign-up link: piazza.com/cornell/other/simcafe
Step 2: Join as a "Student", enter SimCafe for the class access code and click on "Add Classes"
Step 3: Enter your email address. Note that this will work even if you do not have a cornell.edu email address.
Step 4: If this is your first-time using Piazza: Retrieve the activation code sent to you by email.
Step 5: If you are new to Piazza, set emailnand set-up a password for your account.
If you already have a Piazza account: Simply log in.