Operators.
ERD hold details of operators and their codes and here you can edit them or add new ones as required. There is also the facility for printing out a report to give you a hard copy listing of the operators.
The screen shot shows part of one of the hints which are available throughout ERD to provide helpful advice and information.
Liveries and pool Codes.
Both of these windows are accessible from the Data Tab and enable you to edit or add liveries and pool codes into the system.
Hardcopy reports give the facility to print out your data in A4 format.