Auto insurance claims expert witnesses may testify on damages, insurance companies, and insurance adjusters. In The Accident Scene Be careful with what you say, AutoInsuranceClaimAdvice.com writes:
If you leave the scene and then the police get called, you can be cited for leaving the scene of the accident. In addition, if you are at the scene of the accident and you try to negotiate repairs without the police, there will be no guarantees of anything. The other party can deny things later, and they can blame you for everything.
I have seen claims where the police was not involved, and the parties will be later in disagreement as of how many people were passengers in each vehicle. You might think you hit one person, but suddenly you have five people claiming injuries against you!
Read more: auto-insurance-claim-advice.com.