Ключевые слова: 30s, appending, box, cargo, carrying, cell, checklist, computer, courier, deliver, delivery, deliveryman, device, digital, express, fast, goods, guy, holding, home, logistics, mailman, male, man, mobile, occupation, offer, pack, package, parcel, person, phone, post, postman, products, receiving, screen, service, shipment, shipping, showing, signature, signing, smartphone, tablet, technology, uniform, wireless, worker, workman,