[{'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: If you don't agree to the updates we make, please cancel your account before they become effective. Where applicable, we'll offer you a prorated refund based on the amounts you have prepaid for Services and your account cancellation date. By continuing to use or access the Services after the updates come into effect, you agree to be bound by the revised Terms."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]