What should be examined regarding shoe or tire marks at a crime scene?

When examining shoe or tire marks at a crime scene, understanding their direction and pattern is crucial for several reasons. The direction in which the marks point can indicate the movement of a suspect or the path taken by a vehicle, which may help recreate the sequence of events during the crime. Additionally, the pattern of the marks can provide critical information regarding the type of footwear or tires used, which can link a suspect to the scene or help identify specific vehicles. For instance, different shoe brands have unique tread patterns, and matching these patterns to known samples can be vital for investigative purposes.

Analyzing other factors such as depth, clarity, size, color, or quantity can provide some information but does not have the same direct relevance to understanding the movements and actions of individuals involved in the crime. Depth and clarity might aid in assessing the impressions left, but the overall direction and pattern deliver a clearer narrative of the events.