[{'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: 6.4. No Modifications. Notwithstanding anything to the contrary in this Section, any and all warranties under this Agreement are VOID if Customer has gained access to and made changes to the Indeed MoBolt Software or has permitted any changes to be made other than by or with the express, written approval of Indeed."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]