Not everyone has a studio environment to shoot in. Using a green screen to add backdrops and special effects can take your video from bland to extraordinary. However, as the talent, you must do your part in order to make the green screen shoot a success.
One of the most challenging aspects of video is interviewing someone for a testimonial. Not everyone has the ability to speak and appear comfortable on camera. So in order to get the most genuine response from the subject (or interviewee), the interviewer has to be adaptive, engaging and inviting.