[{'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: How to Contact Us If you have any questions, comments, or concerns about how we handle your Personal Data, then you may contact us through our Support Team or write to us at: Under Armour Attention: Privacy Office, Compliance Department 1020 Hull Street Baltimore, MD USA 21230 Privacy Policy Updates We may update this Privacy Policy from time to time without prior notice. You can determine when this Policy was last revised by checking the Effective Date. We encourage you to periodically review this privacy policy to ensure you understand our privacy practices. If you have a registered account, we may notify you of any changes to our privacy policy via email and we may ask you to affirmatively acknowledge and consent to the changes the next time you use our Services."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]