[{'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: 2. How We Use Personal Information Personal Information. In the course of using the Service, we may collect personal information that can be used to contact or identify you ("Personal Information"). Personal Information is or may be used: (i) to provide and improve our Service, (ii) to administer your use of the Service, (iii) to better understand your needs and interests, (iv) to personalize and improve your experience, and (v) to provide or offer software updates and product announcements. If we communicate with you, and you no longer wish to receive communications from us, please follow the "unsubscribe" instructions provided in any of those communications, or update your settings information.'}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]