Fast delivery might seem like just a retail issue. But for suppliers, it comes down to execution. As delivery promises get faster, there is less room for mistakes like poor item data, weak packaging, inaccurate inventory, or minor compliance errors. Reuters reported in March that Amazon rolled out 1-hour and 3-hour shipping in markets across the U.S., including large cities such as Los Angeles and Chicago. The service covers more than 90,000 products and is designed to incr