Julie Townsend, the head of road safety charity Brake, said she supports the targeting of younger drivers in their early 20s and morning-after drivers.
She said that many people do not realise the risks of driving after even one small drink.
More top news
Police are searching for a driver after a cyclist died in a hit-and-run.
Four elephants at Twycross Zoo will move two-by-two, to Blackpool Zoo.
Duke and Duchess of Cambridge are visiting the West Midlands today.