dwerten asked if I could post the other story "How Could You?" as it pertains to people moving and leaving their pet(s) behind. The author is Jim Willis and it was from a book called Pieces of My Heart.
How Could You?
if the link above does not work
About.com: http://www.crean.com/jimwillis/hcy.html
here are a couple of other links that give some more background
How Could You? - Notes About This Essay Full Book Review - Pieces of My Heart by Jim Willis