An enforceable property right and a system for controlling the manner of use
of
an item in accordance with usage rights. The enforceable property right includes
an item ticket having a security mechanism incorporated therein and specifying
an item for which the item ticket can be redeemed and a license associated with
the item ticket. The license includes usage rights specifying a manner of use for
redeeming the item ticket and a mechanism for unlocking said security mechanism.