When using a paper forms barcode object in a form design, you must specify the format that the barcode will use when encoding the data, as well as which data will be encoded. You can specify the following types of data formats:
To define how the paper forms barcode object obtains data, use the options in the Value tab of the Object palette. You can also specify whether the data is compressed before encoding.
See also 

To control how a paper forms barcode encodes data