The best thing you can do to ensure an interview will go well is prep for it. Most job seekers know this and go into the interview prepared with answers demonstrating their strengths and past achievements. When the meeting comes to a close, the interviewer will inevitably ask if you have any questions for them, and asking the right ones can give you the edge you need. This article for Glassdoor offers some insightful questions to help prepare you for your next interview.