Lee Stephens, 30, from Swansea, obtained £427-worth of fuel in August and September
More than 50% of vehicles recovered by Tracker last year were stolen in London
Court summons for speeding rose 10% last year to 48,006
Fixed penalty rise to £300 will not deter offenders, the AA claim
Almost 10,000 catalytic converters were snatched by thieves last year alone
Two-thirds of motorists would be devastated to lose their car, summer campaign claims