Although that illustration seems to explain alot,
By the sounds of it Des, you signalled well in advanced with your intentions, courtesy would be nice
She took a photo of your car, what exactly is she going to do with it, put it on boostloosing and rave on about you? haha
You made a decision, be confident of this, and let raggity ann up back carry on like a pork chop, she sounds like an accident waiting to happen, steer clear of that car for future