See also:

Gasoline Specifications (U.S. and Canada Only)
At a minimum, gasoline should meet ASTM specification D 4814 in the United States or CAN/CGSB-3.5 or 3.511 in Canada. Some gasolines contain an octane-enhancing additive called methylcyclopentadienyl ...

Following Distance
Stay at least twice as far behind the vehicle ahead as you would when driving the vehicle without a trailer. This can help to avoid situations that require heavy braking and sudden turns. ...

Wheel Alignment
Wheel alignment is critical for ensuring that the tires deliver optimal wear and performance. • Signs that the alignment may need to be adjusted include pulling, improper vehicle handling ...