Twenty mile an hour speed limits are nothing new - but in certain areas in Oxford, police and residents say drivers are regularly exceeding the limit.
The Thames Valley force is launching a new speed awareness course for drivers doing more than 20 miles an hour - and says it's not just about fining people but educating them. So how will it work? Asana Greenstreet reports.
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Cloud and rain first thing but it will gradually dry up from the north west. Becoming bright in the west, staying quite cloudy in the east
Rain becoming more persistent overnight. Rain and cloud slow to clear tomorrow but becoming dry by the afternoon. Some brightness later
Rain becoming more persistent overnight. The rain gradually clearing tomorrow morning then sunny spells for the afternoon, feeling cooler