[{'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: You may indicate your consent to the above by ticking the box(es) indicating your consent contained in the relevant communications. If you do not wish (i) any of your Personal Information to be used in any of the described direct marketing activities, or (ii) to receive from us (a) any promotional and direct marketing materials, (b) any particular types of promotional and direct marketing materials, and/or (c) such materials through any particular means of communication, you can at any time opt-out, free-of-charge, by contacting us at app@cybermind.jp, following the "opt-out" instructions contained in the relevant communications, or following the instructions in the "Your Options" section below.'}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]