After the salesman has arrived at the customers location {HEAD ~ the case} with {TAIL ~ the dolly} attached is placed on the ground and the other cases are stacked on top 
After the salesman has arrived at the customers location { HEAD ~ the case } with { TAIL ~ the dolly } attached is placed on the ground and the other cases are stacked on top
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH