At Criteo, we see where consumers browse and buy across our 20,000 ecommerce partners worldwide, including purchases in store, online, on mobile, and in apps. To help businesses prepare for the busiest Festive Season yet, we crunched our data from 2018 and discovered valuable insights: how consumers shopped across channels, the biggest sales spikes of the season, and which factors matter to Festive Season shoppers the most.