When Thomas Sutcliffe says "Films need to seduce their audience into long term commitment. While there are many types of seduction, the temptation to go for instant arousal is almost irresistable", he means that films need to not give away too much at the beginning, and that they should instead give them a little taste of what is going to happen and encourage them to continue watching and be in a "long term commitment" with the film. He is also saying that it is tempting to give away alot of information at the beginning and go for "instant arousal". Casino is instantly arousing whereas The Shining has a much more suspenseful beginning.
According to Jean Jacques Beineix, directors have problems as a result of 'instant arousal' the risks of 'instant arousal' are that the question of what to do next is raised and if you start strong you may not answers the questions.
"A good beginning must make the audience feel that it doesn't know nearly enough yet, and at the same time make sure that it doesn't know too little". This basically means that it is important to provide the audience with enough information to keep them engaged without giving too much information. It gives the audience the decision of whether they should continue watching.
Stanley Kauffmann describes the classic opening as beginning with an establishing show, then into a close up of the building, then zooming into the window, then going into the window and so on. It works because it leads the audience into the story being told and it shows where it is taking place. You get an introduction into the characters' world and see it how they see it.
Kyle Cooper's title sequence to the film Seven is so effective because it sets the tone, which wakes the audience up and gets them ready for what is going to happen. It introduces us to the weird nature of the films main character and foreshadows what will be in the film.
In the opening of A Touch Of Evil, Orson Welles wanted to "plunge the audience into the story the story without giving them time to prepare themselves". He did this by jumping straight into the film and not using a soundtrack or a title.
A Film Noir is a film that has a very dark perspective. Film Noirs are usually made in the night and use shadows to create suspense. The trick is to start at the end and unravel the story back.
The opening to The Shining creates suspense because it is "merely picturesque", the screen is full of omens. The camera acts as a predator that is following the car, as the narrator says "everything tells us that these people are travelling in the wrong direction".