anchor.diff:  'http://127.0.0.1:8080/1.0/kb/invoices/dryRun?accountId=704b1a30-e5b9-4d01-b2b8-e9403a0ed0e3'
   ----
   
  -This will result the following dry-run invoice, and as expected we only see the item for the first subscription aligned on the 25th:
  +This will result in the following dry-run invoice. As expected, we only see the item for the first subscription aligned on the 25th:
   
   [source,bash]
   ----
  
positive.code: 
  The result is an invoice with 3 items:
   
  * `RECURRING` item to invoice the next MONTHLY period
  * `REPAIR_ADJ` item to generate a credit for remaining part of the year
  * `CBA_ADJ` item to bring back to balance to 0 and generate the resulting account credit.
   
  More details below:
   
  [source,bash]
  ----
  
negative.code: 
  ==== Subscription Modification
  
  Finally, we'll generate a dry-run invoice associated with a change in the subscription. We want to see what kind of invoice would be generated if we were to change the billing period from `ANNUAL` to `MONTHLY`. Note that this change was made on 2018-01-24:
  
  [source,bash]
  ----
  