It was Whistler not Uniden that will buy back GRE and non GRE scanners in a trade in program. If you search you'll find the original post here
http://forums.radioreference.com/gre-scanners/282091-email-response-whisler-today-1-16-14-a.html
Look for Post #1
Also mentioned in the first post in this very thread ..... :roll:
http://forums.radioreference.com/gre-scanners/289112-whistler-gre-support.html#post2172766