I just ran across this in the Wiki from David concerning Billing Accounts from back in July.
http://docs.ofbiz.org/display/OFBIZ/Billing+Account The current Ofbiz implementation does not operate as described in this document. The "addon" I partially provided here: https://issues.apache.org/jira/browse/OFBIZ-1421 follows it exactly or nearly so. Furthermore, the logic is so simple. It is a shame that billingAccountId ended up in so many entities. I think these paragraphs bear repeating because he says it so much better than me: "A BillingAccount is essentially nothing. Just forget that it exists in relation to regular Invoice and Payment processes. With or without a BillingAccount those operate and flow the same. A BillingAccount simply allows for more organization of Invoices and Payments related to things like the following (which is not an exhaustive list by any means):" Skip
