An extra account is a place to put miscellaneous monies that come into the center. Monies are put into these accounts by creating a XAccountPayment (which has a foreign key to XAccount).
Table: xaccount
- descr
- A brief description of the account.
- glnum
- A General Ledger number assigned by an account_admin.
- id
- unique id
- sponsor
- "mmc" or "mmi"