If liability is disputed, a car accident lawyer uses traffic laws, skid marks

https://pr.portlandtribune.com/article/EverConvert-Expands-Social-Media-Marketing-Services-for-Law-Firms-as-Client-Research-Shifts-Online/6a15dcf4ea503b0002e15314

If liability is disputed, a car accident lawyer uses traffic laws, skid marks, and black box data to demonstrate fault and causation.