Accounting rules teach you how to translate everything that happens in a company into accounting language, that is, debits and credits.
Microsoft Dynamics NAV implemens these rules using posting groups, so the system can translate everything into the accounting language and post it to general ledger entries on the fly. Posting groups are related to master data. When you create a new record in the master data (for instance, you create a new customer), you need to specify which posting group it belongs to:
In the previous screenshot, you can see the existing posting groups for customers. For each posting group, all of the columns are filled with an account value. Microsoft Dynamics NAV uses these accounts to post general ledger entries any time a transaction is carried out with a customer.
You can create as many posting groups as the amount of detailed information you need. In Europe, for example, you have to separate domestic customers, customers from the European...