[{'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: When you contact our customer support services (e.g. on our Help Center and SlideShare's Help Center), we may have to access your InMails, Groups and other contributions to our Services and collect the information we need to categorize your question, respond to it, and, if applicable, investigate any breach of our User Agreement or this Privacy Policy. We also use this information to track potential problems and trends and customize our support responses to better serve you. We do not use this information for advertising."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]