1. A method in a server having a processor and a memory coupled to the processor, comprising: receiving, at the processor, a calendar event invitation message addressed to at least one recipient device connected to the server via a network; storing the calendar event invitation message in the memory; determining, at a processor, whether the calendar event invitation message contains an instruction to disable at least one recipient device function; when the determination is affirmative, generating a recipient policy at the processor, including a recipient device function identifier, and a rule defining a period of time associated with the function identifier; and transmitting the recipient policy and the calendar event invitation message from the server to the at least one recipient device such that the function is disabled at the at least one recipient device for the period of time.