Originally Posted by BSpeaker

Third, If there's an agent still working, lock the car and take the keys with you. Insist that the agent take the keys. Record this if you have to. Take a photo of the agent, his/her badge, any clocks nearby. If they say they'll close it out and email you, ask their name, write it down along with what they said while they are watching. A lot of this is psychological. People are funny when you do things like write down what they said and their name. it creates another level of ownership on the solution.