Snail Mail
Wow. I just unsubscribed from a Barnes and Noble promotion mailing list (that I didn’t even subscribe to in the first place…) and they literally ask for 10 business days to unsubscribe me from the list:
If they delivered their books as “fast” as they manage their mailing lists they’d probably have lost all their customers by now…
I did the same thing just a day or two ago, and noticed the same thing. They must have bad connections to their database or something