Cargo document pick up truck drives

Cargo document pick up truck drives and parks under the stabilizer. When asked to park in the parking area outside the bay, he misunderstands. I was standing in front of the pick up, signaling for him to drive backwards. The second man in the pick up did not assist the driver to back up. The driver then steps out of the pick up, while the truck is running and in Neutral, leaving the truck to almost run me over