An introduction to trailers

A trailer is a preview/advertisement for a upcoming new film, now time is progressing trailers are becoming more popular on DVD'S as well as the internet and mobile phones. Movie teaser trailers are usually very short in length and show little footage, their purpose is to let the audience know that this film is upcoming. Teaser trailers unlike theatrical; trailers, are usually last about 30-60 seconds and tend to be very short in length, with little footage from the film. They’re usually made while the film is still in the production process.Some teasrer trailers can take up to 3 years late prior to how the movie production is coming along, they're usually showna year in advance so little shots are shown.


 An early example of a teaser trailer is the Superman film by Richard Donner its purpose was to be designed to reinvigorate interest of the release.

http://www.youtube.com/watch?v=yhNdBesiKbQ&feature=player_embedded