Also, and this is the bigger piece of having auto insurance vs being self-insured, if you hit somebody else and kill them, you may be in for a wrongful death su

Also, and this is the bigger piece of having auto insurance vs being self-insured, if you hit somebody else and kill them, you may be in for a wrongful death suit and personally liable for all of those expenses, or even medical bills if the person survives it. Those bills can easily jump into the hundreds of thousands of dollars.