“Three days later, Amazon mobilized an army,” said Marcela Duron, a stower. (Duron requested a pseudonym for fear of retaliation.) “Holding meetings, handing out pamphlets, all against CAUSE.” ...

The investment in faster service is good news for impatient shoppers. It’s also potentially a harbinger of additional services from the Seattle e-commerce giant. Think same-day deliveries and even ...