People need to use transportation in order to be able to get to work or to travel to various places in the world. To make this possible, they need a sedan service dc in case they live in DC. DC is a huge places. The streets are crowded and the traffic jam can be horrible. If you are sitting in a car with an unexperienced driver, you might end up spending your time in it a lot longer than you expected. Big cities such as DC or New York are some of the most crowded cities in the world. Usually, the larger the city is, the more traffic jam you can expect.