[{'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: 4.11 The charge for any individual item you can purchase via our Website shall be as stated on our Website at the time you place the order, except in the case of obvious error. The charge is inclusive of all sales taxes and other charges. Depending on which bank you use, additional charges may be issued by your bank; we have no control over this and accept no liability in relation to the same. If you are unsure whether you will be subject to such additional charges then you should check with your bank before making a purchase via our Website. We accept payment via our payment processing partners by credit card, debit card, carrier billing and Paypal only. Our payment processing partners may have their own terms and conditions and you should ensure you are in agreement with these prior to making any payment. If your transaction with our payment processing partners is not successful then your purchase will not be fulfilled. Upon the completion of a successful payment transaction then your purchase will be fulfilled to you as soon as possible - we will endeavor to fulfill your order immediately at the point of purchase."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]