The Customer and Dealer data screen offers 4 different objects
Model
Customer Information
Dealer Information
Comment
If you use PERF together with VSS the 1 to 3 is filled in. Number 4 can be used as an extra comment field. This comment will appear on top of every printed output
If you use PERF as standalone, you can type in appropriate values for the 1 to 3, to make the output more customer specific.
1,2,3 and 4 will also be saved with that specification.