Just when retailers thought offering two-day shipping could win over shoppers this holiday season, Amazon gave them a big middle finger by saying all customers in the U.S. will get free shipping with no purchase minimum (for an unspecified “limited time”). It just goes to show that Amazon continues to set the bar in retail,… https://www.adweek.com/digital/amazon-upstages-retailers-this-holiday-season-with-free-shipping-for-all-u-s-customers/