Black Friday, the annual retail sales that falls on Friday November 25 this year, has hit the wine world. There are oppurtunities to pick up top value wine deals across some of the bigger retailers both in the UK and USA. Merchants to look out for are Decanter’s Retailer of the Year Marks and Spencer, Waitrose and Majestic, whilst in the US, Whole Foods, Amazon.com, Wine.com and the Wine Library are ones to watch.