+ <li>closed - books closed flag, empty or `Y'
+ </ul>
+ <li><a name="cust_bill_event" href="man/FS/cust_bill_event.html">cust_bill_event</a> - Invoice event history
+ <ul>
+ <li>eventnum - primary key
+ <li>invnum - <a href="#cust_bill">invoice</a>
+ <li>eventpart - <a href="#part_bill_event">event definition</a>
+ <li>_date
+ </ul>
+ <li><a name="part_bill_event" href="man/FS/part_bill_event.html">part_bill_event</a> - Invoice event definitions
+ <ul>
+ <li>eventpart - primary key
+ <li>payby - CARD, BILL, or COMP
+ <li>event - event name
+ <li>eventcode - event action
+ <li>seconds - how long after the invoice date (<a href="#cust_bill">cust_bill</a>._date) events of this type are triggered
+ <li>weight - ordering for events with identical seconds
+ <li>plan - eventcode plan
+ <li>plandata - additional plan data
+ <li>disabled - Disabled flag, empty or `Y'