Insurance companies thrive on the mistakes made by victims of car crash injury victims. Don't repeat the following common errors:
1). Failure to document how the accident happened and who was at fault and why.
Many at-fault drivers are apologetic at the scene of the crash but later decide they don't want their insurance rates to go up and suddenly decide they weren't actually at-fault. So once you have composed yourself after the crash make sure you get any and all witnesses names and phone numbers in case the negligent driver changes their mind later. Take pictures at the scene and if it is just you and the other driver or drivers call someone else and let them hear what the contrite at-fault driver has to say.
2). Failure to get prompt necessary medical care. Yes, life is busy and you have things to do but getting medical care as soon as you feel symptoms will undercut any insurance company defense that you couldn't have been the hurt because