A driver's license and some sales ability are important. Knowledge of arithmetic in order to figure change quickly and accurately is essential. Dependability and willingness to work evenings, weekends, and some holidays are important. Most employers require workers to be physically able to perform the work. Employers may require that applicants pass a physical exam.
Some employers require mandatory drug testing prior to employment.
For all of these jobs, employers look for people who are reliable and hardworking. Those vehicle cleaners who deal with the public need to be pleasant and tactful. They are often younger than workers in other occupations, reflecting the limited training but significant physical requirements of these jobs. Generally, they learn skills informally from more experienced workers or supervisors or on the job. At car dealerships, vehicle cleaners may advance to mechanical or sales positions.