Employers can register their job vacancies with their local state employment office and the agency will try to find a suitable candidate from its inventory of local unemployed individuals at no charge. Another useful training and selection tool is working with college or university career placement services that can help screen applicants based on qualifications and other factors. Additionally, during the recruitment process, another cost effective method to improve outcomes is to provide job applicants with a realistic preview of the job duties and functions they will perform. Research has demonstrated that realistic job previews during the interview and selection process do tend to increase the time it takes to hire an employee; however, it also significantly reduces employee turnover which is a significant problem with most small businesses