It saves time on new hires, recruiting and on boarding new team members is a timely and costly process where as hiring interns is much easier with less cost.
You can get fresh, new faces and well-educated candidates. They are generally outspoken and they represent the largest pool of young people in the job market today.
College students are willing to complete internships just for the work experience; hence we can value their contributions by fairly reimbursing their effort by minimum salary which is comparatively lesser than full time employees.
Interns are potential full-time hires, offering them opportunities to train, teach new skills, share subject matter can enhance their performance so your company can gain future team leaders and supervisor.
It saves money as the company does not have to pay leave salary and gratuity after their contractual period.