Once a person lands that interview they should make sure to prepare before the interview by researching the company and when they were founded along with who they key players are in the organization i.e Owner, President, CEO etc. Know the position that you are applying and interviewing for and what is excepted of you in that role. Mkae sure that you are wearing the proper business attire for the position you are applying for, be well groomed and smell good. Arriving 15 minutes early is the best way to start off your first impression, a firm handshake and a smile and letting the interviewer know that you are excited to have the opportunity to interview with them. Have good posture and speak clearly, dont be to relaxed but be realxed in a professional manner. Making eye contact is the most important thing a person can do and if speaking with multiple interviewers make sure that you look and make eye contact with all of them.  Once the interview is almost over you will have the opportunity to ask questions, make sure that you have 3-4 question prepared to ask. Now that the interview is done make sure to get a business card and thank the interviewer for their time and let them know that you look forward to speaking with them soon. Make sure email or hand write a note thanking them for the opportunity to interview with them and you look forward to speaking with them soon.