On Sun, 17 Jul 2005 13:34:32 -0500, "Dan Luke"
wrote:


"john smith" wrote:
How do they know when you use it? It is a one-way system!!!

It happens in the receiver.

Dan, are you saying it "times out"?

Yes. It happened to mine once only a week after a previous use, but
usually it takes more than a month of disuse before the service
authorizations are lost.

My experience as well...

-Nathan