A new report by marketing and research firm Criteo reveals that mobile apps grabbed the lion’s share of e-commerce transactions in 4Q’17 for retailers that have shopping apps. This is a big deal, as more and more retailers are seeing the advantage of having a dedicated mobile app to make things easier on shoppers. Some are even making a major push to make their apps commonplace, with retail giants like Wal-Mart pitching the app in stores and even adding scan-and-pay functionality that lets shoppers scan items as they pick them up to skip most of the hassle of checkout. Why
