-d: Pretend it's 'date'. Date is in any format Date::Parse is happy with,
but be careful.
- -p: Only process customers with the specified payby (CARD, CHEK, BILL, COMP, LECB)
+ -p: Only process customers with the specified payby (I<CARD>, I<DCRD>, I<CHEK>, I<DCHK>, I<BILL>, I<COMP>, I<LECB>)
-v: enable debugging