Many seniors will be interviewing with prospective colleges this fall. How to arrange an interview, who will conduct the interview, and how the interview will be used, will all vary as per the school in question. Regardless, for those institutions that require or recommend interviews, this represents a great opportunity to communicate both demonstrated interest and fit, along with the chance to learn more about the institution.
This PDF from Smith College includes some basic but helpful tips for the college interview process. Also check out this LINK for helpful tips from the College Board and this helpful video.