Introducing Amazon Key, a new level of delivery convenience for Prime members — Amazon — “Available initially in 37 cities across the United States, Amazon’s innovative new service enables in-home delivery at no extra cost. Amazon Key also allows customers to grant secure home access for guests and, coming soon, tens of thousands of service providers, such as Merry Maids, Rover and professional services from Amazon Home Services. Amazon Key includes the Amazon Key app, a smart lock and the company’s newest device, Amazon Cloud Cam, an intelligent indoor security camera.”