Originally Posted by
LHR/MEL/Europe FF
oo! oo! what a good idea! I lost my key card a year ago staying at a freind's complex. I wish I had thought to do what you did!!
(good advice for the future though!)
Actually, I've since discovered an even better way. Most locksmiths sell the key chain dongles for y10-15, and some can even copy the info from your existing dongle on the spot. But, the latter part isn't so important because most decent doormen can activate those things in seconds.