The Real trucking industry serves the American economy by transporting large quantities of raw materials, works in process, and finished goods over land—typically from manufacturing plants to retail distribution centers. Trucks in America are responsible for the majority of freight movement over land, and are tools in the manufacturing, transportation, and warehousing industries. Advances in modern technology have enabled significant improvements within the trucking industry. Trucks are commonly equipped with satellite communication features, automatic transmissions are gaining in popularity, and truck stops featuring WiFi Internet access are now commonplace. Like many other industries, the trucking industry has benefited from the use of computers and the Internet. The Internet helps the Real trucking company explore new opportunities by aggressive sales and marketing. The Real trucking industry has given the limitations on truck weight and size, increased productivity in the industry comes from two sources: fewer empty miles and less time waiting between loads. Trucks are vitally important to U.S. industry, however, measuring the impact of trucking on the economy is more difficult, because trucking services are so intertwined with all sectors of the economy.