1. A method comprising: creating first control information, the first control information being configured for use by a protected processing environment to govern access to or other use of an electronic content object at a first electronic appliance, the first control information including a requirement that information relating to access to or other use of the electronic content object be recorded; sending the first control information to a first electronic appliance; determining whether usage information relating to access to or other use of the electronic content object has been recorded; and conditionally sending, based at least in part on results of the determining step, second control information to the first electronic appliance, the second control information including a time-based constraint.