Some major vehicle renting companies in USA are:
• Advantage
• Alamo Rent-A-Car
• Avis
• Budget
• Dollar
• Enterprise
• Hertz
• National
• Payless
• Thrifty
• EagleRider
• Harley-Davidson
Most states have some sort of motorcyclist helmet law, so be sure to research such laws in advance. Vehicles are driven on the right side of the road and regular fuel (gas) is sold by the gallon (3.79 liters). Hitchhiking is illegal on the interstate highway and it is suggestible to watch out for deer when riding through rural areas.