[{'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: Microsoft uses the data we collect for three basic purposes, described in more detail below: (1) to operate our business and provide (including improving and personalizing) the products we offer, (2) to send communications, including promotional communications, and (3) for some products, to show advertising."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]