Original sentence: Later that year, he was hired by Daimler-Motoren-Gesellschaft as a car salesman at their Dresden outlet
Edited sentence: As the sport became more professional in the early 1920s, specialist drivers, like Caracciola, began to dominate.Later in 1923, he was hired by Daimler-Motoren-Gesellschaft as a car salesman at their Dresden outlet.Motorsport in Germany at the time, as in the rest of Europe, was an exclusive sport, mainly limited to the upper classes