Here's a list of all the deals we know about - alphabetically, by brand - take a look!
16-25 Railcard - £10 off using code BLACKFRIDAYSMS - ends Wed 30 Nov.
adidas - get 20% off plus FREE delivery using code 'BLACKFRIDAY' at the checkout.
Allsaints - 30% off everything with code CYBER.
Amazon - discounted prices between the 14th and 25th of November, Lightning Deals running throughout this time.
Argos - almost two weeks of discounts, there are loads of electricals on offer.
ASOS - 20% off everything with no minimum spend Thurs 8am - Tues 8am - code GOGOGO.
B&M - 10% off everything in store on Fri 25 Nov.
Bargain Booze - big savings on alcohol, including £10 Prosecco.
The Body Shop - 40% off and free delivery when you spend £5+.
Boohoo - up to 50% off everything, and different cheaper delivery options each day.
Boots - loads of gift sets and electrical beauty reduced. Look out for deals on RealTechniques and perfume offers.
Currys - discounts are going live on Fri 25 Nov, likely quite early in the morning, keep an eye out!
Debenhams - up to 30% off all departments, plus 10% off beauty - including rarely discounted brands like MAC and Kat von D.
Dorothy Perkins - sales and codes running throughout Black Friday week and Cyber Monday, look on the site for more information.
Eurostar - tickets London to Paris, Brussels or Lille for £19 each way.
FeelUnique - a % off different brands every day during Black Friday week - sign up to its emails or check the homepage to find out which ones.
iKrush - 25% off all full priced items with the code BLACKFRIDAY.
John Lewis - it’ll price match any deal offered if it’s a product they sell, and it’s from a shop or website that actually has bricks and mortar shops (so, not Amazon).
Missguided - 50% off everything with code gogogo.
Miss Selfridge - offering preview offers all week, on Monday it was 50% off skirts and dresses.
Mobiles.co.uk - lots of 48 hour only deals on iPhones and the latest Android handsets.
MyProtein - big discounts running on protein and supplements all week long.
New Look - 40% off selected categories in the week, then 50% off on Black Friday itself - watch out for a Cyber Monday code, too.
The Perfume Shop - slashed prices on fragrances, and 20% off your second item.
Prezzybox - EXCLUSIVE: £5 off everything (no minimum spend)
River Island - a different deal is being revealed every day on Black Friday week, certain items will be half price or better.
Schuh - 40% off selected styles, and free next day delivery when you order before 10pm.
StudentUniverse - £100 OFF any Virgin Atlantic or Delta Air Lines flight (first 30 people), £15 off every European flight, up to 70% off Topdeck Adventure tours, £1 deposit on Etihad flights
Superdrug - deals online from Wed 23 Nov for all customers, but Health & Beautycard holders can access the offers from Mon 21 Nov.
Tesco - lots of discounted electricals and homewares on Tesco Direct, free in store click and collect, too.
Topshop - 50% flash sale, and an extra 10% off with your NUS or Unidays account.
Urban Outfitters - up to 50% off in the sale, and delivery for £1.
Vans - 30% off almost everything on the site.
Virgin East Coast - tickets from £5 on selected journeys.
Zara - 20% off selected lines.