ATLANTA--(BUSINESS WIRE)--Mercedes-Benz USA and Mercedes-Benz Financial Services USA LLC today announced that they will launch Mercedes-Benz Collection, a luxury vehicle subscription service which allows customers to switch in and out of vehicles depending on their needs or lifestyle. In partnership with Mercedes-Benz dealers, the service will launch in June as a pilot in two markets: Nashville, TN and Philadelphia, PA. With multiple subscription tiers available in each location, subscribers ca