Motorists in the UK are throwing away ã440 million a year by driving with under inflated tyres. Many drivers are unaware that by checking your tyre pressures on a regular basis, you can save money on fuel as well as increase the safety and performance of your vehicle. But just like the people in the video, tyre pressure isnâÂÂt something that crosses their mind. So which one are you? The confused female who gets easily baffled with the equipment and numbers, the boy racer who prefers to spend money on new modifications, the businessman with not enough time on his hands or maybe you are taking the safety and environmental issues into consideration like the other female driver.