Determining exchange item compliance in an exchange item marketplace network

A computer readable memory comprises:

• a first memory section that stores operational instructions that, when executed by a server of an exchange item marketplace network causes the server to:
• record conditions for a plurality of exchange items;
• a second memory section that stores operational instructions that, when executed by the server of an exchange item marketplace network causes the server to:
• for an exchange item of the plurality of exchange items, wherein the exchange item has a quantifiable value, a serial number, and a current owner:
• determine whether a corresponding condition of the exchange item is compliant with one or more rules of an applicable set of rules;
• when the corresponding condition of the exchange item is compliant with the one or more rules, establish a secure communication with a computing device affiliated with the current owner to take control of the exchange item;
• while having control over the exchange item:
• securely modify the quantifiable value of the exchange item based on the one or more rules to produce a modified exchange item;
• and
• prevent the computing device or another computing device from accessing the exchange item;
• and
• release, via the secure communication, control of the modified exchange item to the computing device affiliated with the current owner.