Take-out food can be ordered using Alexa; as of May 2017[update] food ordering using Alexa is supported by Domino's Pizza, Grubhub, Pizza Hut, Seamless, and Wingstop.[41] Also, users of Alexa in the UK can order meals via Just Eat.[42] In early 2017, Starbucks announced a private beta for placing pick-up orders using Alexa.[43] In addition, users can order meals using Amazon Prime Now via Alexa in 20 major US cities.[44] With the introduction of Amazon Key in November 2017, Alexa also works together with the smart lock and the Alexa Cloud Cam included in the service to allow Amazon couriers to unlock customers' front doors and deliver packages inside.[45]