Which tyres could I fit to my wife's Mazda 2 Sport to reduce road noise?

My wife's 53-reg Mazda 2 Sport (old boxy model) is a decent enough car, but runs on rather low profile tyres (195/50 R15) and generates loads of road/tyre noise. Currently it has Firestone Firehawks all...

Shrinking with age

I am enquiring on behalf of my elderly parents (aged 87 and 79) who currently run a 1 owner pristine BMW 320 SE (petrol) with leather, metallic paint and folding mirrors. Registered in June 2007 the car...