He should hire extra staff to help, at least 2 people to work or receive a number of job increase because student will not pay money and also help increase experience, student.
He should employ at least two extra people to help with the work. Or get the number of student interns increased. You can not pay wages. It also enhances the experience for students with internships.
He should at least 2 hired extra people to help work or receive the professional training increased. Because they do not pay wages. It also enhances the experience of professional training.