Drive an Ambulance. Even Katy the WC54, despite my pointing out to DVLA it is really a van, has Ambulance on the log book. Tolls, what tolls? The Weapons Carrier at Dartford, I just used to give them car money , they always took it. Now it's very late, free, or a whole trawl through the internet to find the website etc. So much for 'As soon as it is paid for, free.