[{'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: We use analytics services to measure how people use our website and emails so that we can improve our products and services and provide more relevant content to you. Analytics services may work by embedding invisible images that are associated with unique identifiers on our site, by using cookies or other local device storage or by using web beacons, web bugs, clear gifs, and similar tracking technologies."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Cookie_or_similar_Tech_3rdParty.'}]