Towing is connecting two or more vehicles together so that those vehicles can be pulled by a designated power source. The vehicles are joined by a rope, chain, bar, hitch, integrated platform, or other resources to keep them together while in motion. A tow truck is a truck used to move disabled, improperly parked, impounded, or otherwise indisposed motor vehicles. There are three types of trailers in the towing vehicle market : small trailers, 18 wheel trailers, and large ‘big rig’ trailers. Small trailers are attached to cars or small trucks (minivans, SUVs). 18 wheel trailers are the trailers which are designed to be hauled in a rig and are a tractor trailer combination, while large ‘big rig’ trailers might require a specialized vehicle, such as a military truck, farm tractor, and tank. Towing capacity is used to measure the upper limit of the weight of a trailer which a vehicle can tow and it is generally measured in pounds or kilograms. Tow...