anchor.diff:  
   Use one of the other two options – *Specify Policy* or *Specify a date* – to alter when this change takes effect:
   
  -* *Specify Policy*: You can select either `IMMEDIATE` or `END_OF_TERM`. For information on these two policies, see the https://docs.killbill.io/latest/userguide_subscription.html#\_subscription_alignment_rules["Subscription Alignment Rules"] section of the \_Subscription Guide_.
  +* *Specify Policy*: You can select either `IMMEDIATE` or `END_OF_TERM`. For information on these two policies, see the https://docs.killbill.io/latest/userguide_subscription.html#_subscription_alignment_rules["Subscription Alignment Rules"] in the __Subscription Guide__.
   
   image:ChangePlan-SpecifyPolicy.png[width=350,align="center"]
   
  
positive.code: |The time zone in which the customer resides. Once this is saved for the customer, you cannot change it.
  
  |Locale
  |Indicates the language that Kaui uses to send communication to the customer (invoices, emails, etc.)  If your organizaton communicates with customers in a language that's different than the system's default language, it's important to select the appropriate locale for the customer. For more information, see the https://docs.killbill.io/latest/internationalization.html[_Internationalization_ manual].
  
  |Address line 1 and Address line 2
  |The street address where the customer resides.
  
negative.code: 
  Follow the steps below to update the billing cycle day (BCD) defined for a subscription. These steps assume the subscription is billed on a monthly basis.
  
  For information on how changing the BCD affects the subscription, see https://docs.killbill.io/latest/userguide_subscription.html#_billing_alignment_rules["Billing Alignment Rules"] in the __Subscription Guide__.
  
  [NOTE]
  *Note:* These steps do not change the account billing cycle day specified in the <<billing_info, Billing Info>> section on the Account page.
  