AS: What techniques are commonly used in an opening?

Brick (Johnson 2005)

•  In Bricks' opening, techniques are used for an enigmatic effect which creates puzzles and encourages the audience to ask questions.
•  Techniques such as: handy cam, extreme close ups and a shallow depth of field help position the audience in the scene and create a dramatic effect.
•  Point of view shots can also be used to portray a characters viewpoint in an opening, and this helps to introduce the characters to the audience.