This document discusses identity documents and how they can be used for both risk reduction and service enhancement. It outlines how linking travel documents more closely to the bearer and acquiring more data about the bearer allows for more secure identity verification. Key aspects of verification include authenticating the security features of the document, ensuring the chip data matches the data page, and confirming the document was issued by a trusted authority and belongs to the person presenting it. Automated border control and trusted traveler programs are discussed as ways to enhance service through quick and convenient verification while still maintaining security.