Towing is the process of pulling or drawing behind a chain, line, bar or some other form of couplings. Towing is most visibly performed by road vehicles, but anything from waterborne vessels to tractors to people can tow cargo. Troop carrying and cargo carrying gliders were towed behind powered aircraft during WWII and remains a popular means for modern leisure gliders to take off. In the maritime industry in particular, towing is a refined science. Almost any SUV, van, minivan, pickup truck, garden tractor or passenger car can be equipped to tow a trailer properly when given the correct equipment. Most trailers fit into one of five categories: There are many safety considerations to properly towing a caravan or trailer / travel trailer starting with vehicle towing capacity and ranging through equalizer hitches to properly and legally connecting the safety chains.
Contributions by Clearbluepr, RyderTowing2008, and Colgwilliams.
'Has the car run out of gas, or did the engine quit?' is a compound sentence.