Left side:
A/C/S/I  Auto/Call/Service/Inactive
W/H      Oil fired hot Water or Heat only
Tank size
Drop      Optimum delivery set by you
ITA        In Tank After last delivery)

Right Side:
Date  Last delivery
Qty    Quantity last delivery
YTD   Year To Date Gallons

Bottom:
R/C/F  Retail minus  Cost plus  Fixed price
Price per gallon
C/P     Capped price   Fixed Price
Contract gallons Purchased and Remaining

Both Winter & Summer Scheduling of deliveries by:
K/D/C/G  K-factor  Degree days between  Calendar days  Gallons per day
Loc         Tank location
Disc        Discount allowed per gallon

Delivery history:

Years worth of deliveries shown with date, gallons, price, actual usage factor and whether the delivery was in winter or summer

If a ticket is printed this shows:

Each customer can have up to four different fuels scheduled:
Each fuel has its own schedule and can be based on any of the four usage factors