[{'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: What We Collect and How We Use It Account Information: When you create an account on the Services (an "Account"), we\'ll ask you for information such as your username, password, age, and email address ("Account Information"). We may use Account Information, alone or together with other information, to enhance and improve the Services, such as by personalization. We use your age to verify that you can lawfully use the Services. We use your email address to verify your Account and to communicate with you, as described in more detail below. We also allow users to look for their friends by email address; you can, however, opt out of email lookup through your Account Settings.'}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Contact_E_Mail_Address_1stParty, Contact_Password_1stParty, Demographic_Age_1stParty.'}]