[{'role': 'user', 'content': "Analyze the following clause from a privacy policy and determine if it's fair or unfair. Also identify any privacy practices mentioned: Your communications choices You can subscribe to or unsubscribe from Autodesk commercial communications, using our webform, or follow the unsubscribe instructions in communications you receive. For websites and applications where you have a user profile or dashboard, login to your account and change your communications preferences, or follow the unsubscribe instructions in communications you receive."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]