[{'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: 3. Use of the information collected In general, Personal Information you submit to us is used either to respond to requests that you make, or to help us serve you better. We use your Personal Information in the following ways: • for improvement of UCWeb Services Management; • for improvement of UCWeb Services experience; • for editorial and feedback purposes; • for statistical analyses of user preference; • for product development and content improvement; • to send newsletters, surveys, offers, and other promotional materials related to UCWeb Services and for other marketing purposes; • to provide your information to third parties pursuant to legal obligations."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]