Street layering is not the same as depth of field. It is not bokeh. It is not one sharp subject against a blurred background. Street layering is two or more distinct things happening simultaneously at different distances — all of them in the frame, all of them contributing to the picture.

Foreground: a woman reading a menu. Mid-ground: a man pointing at something out of frame. Background: a bus with an advertisement that ironically comments on both of them. That is a layered street photograph. Each plane adds meaning. Remove any one of them and the picture loses something.

To find layers, you need to stop looking at one thing at a time. Most photographers approach a scene by finding a subject and pointing the camera at it. Layering requires peripheral thinking. You find a position — a doorway, a corner, the edge of a market stall — where multiple events can coincide in a single frame. Then you wait and shoot.

Wide to standard focal lengths work best. 28mm, 35mm, 50mm. A telephoto compresses planes and merges them; you lose the separation that makes layering legible.

Watch for: tonal separation between planes. If foreground and background are similar in brightness, they'll fight. You need contrast — dark foreground against bright street, or a lit subject against a shadowed background — to distinguish what's happening at each depth.

The point: the best street photographs are not simple. A layered frame rewards repeated looking. It tells you something new the second time you look at it.