Tesco Groceries Brand Saver Event Written by Charlotte.Fleckney on September 20, 2016. Posted in General Promotions, Offers/Promotions, Promotion Tesco Groceries Brand Saver Event allows customers to make savings of up to 50% on their favourite brands. * offer date 21/09/16 – 05/10/16* If you have any questions please do contact us on tesco@affiliatewindow.com Thanks, The Tesco Affiliate Team