How do I use a supplement code?

Please do the following steps to complete the supplement form:  
  1. Go to https://aim.applyISTS.net/
  2. Log into or create your AIM account with ISTS
  3. Once logged in, click “Fill out a supplement” from the right of the home page.
  4. Enter your supplement code from the email
  5. Fill out and submit the resulting form.