Amazon’s plan to open Amazon Go, a convenience store without a cashier, has suffered a setback. In beta since December, the first store was scheduled to open to the public by the end of March, but sources reported that there are problems with the technology used to automatically charge customers when they leave the store. Brick-and-mortar stores are key to Amazon’s desire to enter the food sales market in earnest. The company is also exploring the possibility of retail stores to sell furniture, appliances and other items. Continue reading Amazon Hits Roadblocks in Pursuit of Retail Grocery Business