Go to the PSS home page for event details.
Which is http://www.precancels.com/
, it seems? I don't see much in the way of info about the convention on the website, beyond just location and dates.
I am quite amazed at the length of the show, both in days and in hours of each day. When do the dealers get a chance to eat and sleep? Is there really enough going on to fill all of that time?