TRB’s Airport Cooperative Research Program (ACRP) Web-Only Document 10 is Appendix A: Research Documentation to ACRP Report 41: Guide to the Decision-Making Tool for Evaluating Passenger Self-Tagging, which provides the information and tools, included on an accompanying CD-ROM, necessary for an airport or airline to determine the appropriateness of pursuing passenger self-tagging should it be allowed in the United States in the future.