For now you can only submit your email address to get the updates. As per schedule, you'll get info about the early offers on 20th, then 2nd wave on 25th and the last wave of pre-offers on 26th.
Full list of participating businesses will be published on BBF day (27th).
I was very happy to catch this year's "Black Friday". ( last year I missed it ) I signed up for the newsletter and hope to get some good suggestions on a cheap laptop for my wife, she actually has a birthday soon. To buy a gift is not expensive - always a pleasure. I hope that I will save money for a dozen beer ...