anchor.diff:  
   This section explains how to apply a transaction to a payment method. These transactions are directly applied on the payment instrument (as opposed to being applied to the unpaid invoice).
   
  -You should only process transactions from the Payment Methods area if the transaction is unrelated to an invoice and/or payment. For example, to refund a payment associated with a specific invoice, you should instead <<Refund a Payment, refund the payment>> from the Payment Details page.
  -
  -These transactions include:
  +Use this functionality only for transactions _unrelated to invoices and/or payments_.
  +
  +_Example:_
  +After paying her final invoice, a customer cancels her subscription and demands a full refund because she is dissatisfied. In this case, you would process this transaction (the refund) against the payment method as explained in this section.
  +
  +You can perform the following transactions from the Payment Methods section:
   
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positive.code: |The amount of the refund. Kaui automatically fills this in based on the invoice balance.
  
  |Reason
  |The reason is automatically selected based on https://docs.killbill.io/latest/userguide_configuration.html#_kaui_configuration[Kaui configuration settings]. However, you can make a different selection.
  
  |Comment
  |The text you enter here displays on the <<Timeline>> page after the payment is complete. Adding comments is optional.
  
negative.code: image::ProcessChargeback.png[width=450,align="center"]
  
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  . If necessary, select a different *Reason*. (The chargeback reason is automatically selected based on https://docs.killbill.io/latest/userguide_configuration.html#_kaui_configuration[Kaui configuration settings]. However, you can make a different selection.)
  . If the subscription associated with the payment needs to be canceled, check the *Cancel account subscriptions* box.
  . Fill in the *Comment* field (optional). The text you enter here displays on the <<Timeline>> page.
  . Click the *Save* button. Kaui saves the chargeback and displays it as a separate row on the Payments Details page:
  