What are your thoughts on graphene car polishes?

What are your thoughts on the many graphene based car spray/polishes that are being widely advertised on, (among other platforms), Facebook? Are they as effective and long lasting as the adverts claim,...

Why does my car still show marks after I wash it?

I have had a lot of time on my hands during the lockdown and decided to give the car a good clean. It's metallic black so shows up virtually any marks. No matter how careful I am, the bodywork has marks...

What car polish will give good protection through the winter months?

I have just purchased a new car which I have to keep outside on my drive. Can you recommend a car polish that will give it good protection through the winter months?