What is it like to work in domestic logistics in the U.S.? A real-life experience of a beginner delivery assistant

When I first started working as a delivery assistant in domestic logistics, I thought the main point was just to get the goods delivered. It wasn't until I had done it a few times that I realized the loading order and the customers' receiving habits are more important than physical strength. Once, I didn't load the truck according to the stop sequence in the morning, and the goods needed for the…