Student: Invalid Subscription Codes

Subscription Codes may be obtained at your local bookstore as well as in certain textbooks. To enter your subscription code, simply click on the subscription code option in the payment screen and enter the code as displayed:

If you encounter any difficulties with entering the subscription code please ensure that:

  • The code is entered with no spelling errors
  • There are no spaces before or after the subscription code

Should you continue to encounter issues please send the following information to and we'd be happy to help:

  • Picture of receipt
  • Picture or screenshot of subscription code
  • Top Hat username and email
  • Course and Professor's name

With this information we would be happy to you resolve any issues you encounter.