How can income be accurately mapped when the original file is missing Work Identifiers, providing only Title and Composers?

To map income lines that lack Society Identifiers, you would need implement a Calculation within the Template. This calculation should use the Work Title/Composer combination as the substitute identifier (e.g., ISRC or Cat No.), but only when the standard identifier fields are blank. This computed combination will then serve as a unique value that can be mapped to the correct Track via the Mapping Manager.

For example:

Alternatively, we could also reference directly to the equivalent columns in the original sales file: