[{'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: 4. Use of Information Comcast uses Web Log Data, Preferences Data, and Your Data, including both PII and Non-PII in both aggregated and individual forms, to provide the Comcast Web Services and support them. We may process and use this data for purposes consistent with this Privacy Policy including, but not limited to: Customize, measure, and improve the Comcast Web Services, and the content and advertising provided through them; Enforce our Web Services Terms of Service and detect fraud and other illegal activities; Bill and collect for any applicable fees or charges; Let you know about new products or services from Comcast or other companies we work with as well as promotional offers. Let you know about changes to the Comcast Web Services, the Web Services Terms of Service, this Privacy Policy, and other terms that apply to our services; and Update any programs or other tools that we provide in conjunction with the Comcast Web Services."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]