A contractor is a good choice for a small business owner when: Responses the job requires close supervision. the job requires close supervision. the business owner wants complete control over the quality of the work. the business owner wants complete control over the quality of the work. the work requires local knowledge. the work requires local knowledge. a level of expertise is needed that is not on staff and too expensive to train for. a level of expertise is needed that is not on staff and too expensive to train for