1. Dress to impress. Show them that this is very important to you
2. Approach them with a smile and a firm handshake and introduce yourself.
3. Be personal and comfortable but have a good posture.
4. When they ask a question, make sure you think it through and communicate your thoughts effectively.
5. Show them why you are the best fit for this program or job.
6. Make sure to smile and shake their hands when you leave.
Okay, I these tips help you because it helped me through a lot of important interviews! Good Luck!