A media transport system for detecting metallic codes in media to be input into the media transport system and configuring the system based on the metallic codes, comprising: an input tray configured to hold media to be fed into the media transport system; one or more rollers configured to convey the media from the input tray and along a medium transport path ; at least some of the media including metallic codes embodying encoded information or instructions; one or more induction sensors positioned near an entry point of media from the input tray into the medium transport path , wherein the one or more induction sensors are configured to detect the metallic codes and output metallic detection signals representative of the metallic codes; and a processing unit in communication with the at least one induction sensor , the processing unit configured to: receive the metallic detection signals; decode the information or instructions; and modify or override a current system configuration based on the decoded information or instructions, characterized in that : the input tray is configured to receive a folded document put into a carry sheet, said carry sheet containing at least one metallic code indicating it carries a folded document, and in that the processing unit is configured to decode commands from the at least one metallic code to configure the media transport system to image and electronically unfold the document and disable a multi-feed detector or a sound jam detector. an input tray configured to hold media to be fed into the media transport system; one or more rollers configured to convey the media from the input tray and along a medium transport path ; at least some of the media including metallic codes embodying encoded information or instructions; one or more induction sensors positioned near an entry point of media from the input tray into the medium transport path , wherein the one or more induction sensors are configured to detect the metallic codes and output metallic detection signals representative of the metallic codes; and a processing unit in communication with the at least one induction sensor , the processing unit configured to: receive the metallic detection signals; decode the information or instructions; and modify or override a current system configuration based on the decoded information or instructions, characterized in that : the input tray is configured to receive a folded document put into a carry sheet, said carry sheet containing at least one metallic code indicating it carries a folded document, and in that the processing unit is configured to decode commands from the at least one metallic code to configure the media transport system to image and electronically unfold the document and disable a multi-feed detector or a sound jam detector. receive the metallic detection signals; decode the information or instructions; and modify or override a current system configuration based on the decoded information or instructions, characterized in that : the input tray is configured to receive a folded document put into a carry sheet, said carry sheet containing at least one metallic code indicating it carries a folded document, and in that the processing unit is configured to decode commands from the at least one metallic code to configure the media transport system to image and electronically unfold the document and disable a multi-feed detector or a sound jam detector. the input tray is configured to receive a folded document put into a carry sheet, said carry sheet containing at least one metallic code indicating it carries a folded document, and in that the processing unit is configured to decode commands from the at least one metallic code to configure the media transport system to image and electronically unfold the document and disable a multi-feed detector or a sound jam detector. <EOS>