Jeff;
Don't mean to step on anyone's toes here, and sorry in advance if I did.
Hope the following helps. You can ask Sara for more details, but based on her previous response, I don't think she's going to tell you, but it won't be the first time I'm wrong:
Posted by Sniper Sara B. on March 11, 2003 03:54 PM:
There are many unique situations that cause snipes to be late unless sent to eBay much earlier. I dont want to go into them all because they are somewhat of trade secrets. Plus I dont even know them all, just a few that when the programmers tell me make perfect sense
I think "trade secrets" is the operative phrase for your question.