Local businessmen and women use the Dartford crossing regularly to make deliveries into Essex and Kent.
They are the backbone of British industry and that is why I am keen to find new ways we can make their lives cheaper and easier.
At a cost of just over 5p a day we will help thousands of small businesses keep their costs down as well as saving money for those who currently belong to the residents' discount scheme.
More top news
The mayor's pledge to the Tory conference was immediately condemned as 'pointless' by opponents.
Did the International Space Station take a wrong turn?
It's enough to put you off your dinner. Here's what they found inside.