[{'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: Third-party vendors who provide services or functions on our behalf, including credit card processing, business analytics, customer service, marketing, distribution of surveys or sweepstakes programs, and fraud prevention. We may also authorize third-party vendors to collect information on our behalf, including as necessary to operate features of our website or to facilitate the delivery of online advertising tailored to your interests. Third-party vendors have access to and may collect information only as needed to perform their functions and are not permitted to share or use the information for any other purpose. They are also required to follow the same data security practices that we ourselves adhere to."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]