See also:

Scrolling the Map
Press anywhere on the map screen and the scroll symbol appears. Use this feature to scroll across the map. Move your finger in any direction on the map screen and the map continues to scroll in ...

Dolly Towing (All-Wheel—Drive Vehicles)
All-wheel—drive vehicles should not be towed with two wheels on the ground. To properly tow these vehicles, they should be placed on a platform trailer with all four wheels off of the ground or ding ...

Weight of the Trailer
How heavy can a trailer safely be? It should never weigh more than 450 kg (1,000 lbs). But even that can be too heavy. Speed, altitude, road grades, outside temperature, special equipment, ...