Takes a design template and a data source,Īnd merges the two together to construct aĬomposite document. Mail Merge-Mail merge is an advanced feature of Is useful to define an expiration date as Remain in circulation for a limited period Valid Till Date (Expiration Date)-Define the date on which a card can noĬertificate. Batch ID -A batch ID is a user-defined ID or numberĪre used to identify the source of a card.