When you are in a specific business, you know the ins and outs. This prius comes from a reliable and trustworthy source and I believe he is asking a little less than the market which arouses more suspicions. An outsider cannot perform the way you will, in your particular field.
The words the poster has written give you the GUARANTEE. It is not JUST a statement. 
Having said that, I believe what you have said to be true. But, looking at the pics I don't see anything wrong with the car. Bumpers are not included always when you say a car is bumper to bumper genuine in paint unless someone says so particularly.
