Drivers unaware of little-known rules could end up being hit with a fine of £1,000, even if they're not breaking the speed limit.
One simple mistake could cost drivers dearly if they're not careful. All along roads in the UK speed cameras keep tabs to make sure motorists are not exceeding the limits put in place.
Limits vary from 20mph on some roads, all the way up to 70mph on motorways. There are lots of different kinds of speed camera which monitor the roads.
These might be fixed in place on a bridge or gantry, and might take one speed check or monitor an average speed, the Mirror reports.
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