Add a Trailer Jump Ahead Use as Trailer to add a trailer to your programs. A trailer will appear to customers who do not have access to the program, once they gain access they can't watch trailer anymore. NOTE: Video can be marked as a trailer only after it will be transcoded. To use a video as trailer within your program please follow the steps below: Go to the Programs menu on the toolbar. Select Edit from the program menu drop down. Click Structure (3rd step) Click Edit on the video file you wish to enable download.