Move through the scene by walking in areas which do not appear to contain any potential evidence. It should also be noted that an investigators impressions of a crime scene will usually undergo a metamorphosis from the initial walk-through evaluation through scene processing, and later, as more information is gained. Film is inexpensive so take numerous photos from various angles, distances, and at various camera settings. Consider videography of scene. Photography should be performed prior to disturbing the scene in any way.
Photographs are only two dimensional.
A rough crime scene sketch should be prepared at the crime scene following photography. A scene sketch will provide accurate spatial relationships of items within a scene. Currently there are numerous computer crime scene sketch programs available. These programs can be used to neatly and accurately create a final sketch from the rough sketch made a crime scene. Any crime scene sketch should provide the 1.