[{'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: Your Communications Preferences You can choose whether you wish to receive promotional communications from Microsoft by email, SMS, physical mail, and telephone. If you receive promotional email or SMS messages from us and would like to opt out, you can do so by following the directions in that message. You can also make choices about the receipt of promotional email, telephone calls, and postal mail by signing in with your personal Microsoft account, and viewing your communication permissions where you can update contact information, manage Microsoft-wide contact preferences, opt out of email subscriptions, and choose whether to share your contact information with Microsoft partners. If you do not have a personal Microsoft account, you can manage your Microsoft email contact preferences by using this web form. These choices do not apply to mandatory service communications that are part of certain Microsoft services, or to surveys or other informational communications that have their own unsubscribe method."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Contact_Phone_Number_1stParty, Contact_Postal_Address_1stParty.'}]