Is glass coating worth it?

I'm buying a Lexus RC300. The dealers all say glass coating is the best protection for the bodywork, giving them a nice commission on the sale. Is it actually worth it and does it protect as well as is...

Can you suggest a ULEZ-friendly coupe for under £35,000?

I live in London and the impending ULEZ extension forces a reluctant sale of my much loved Euro5 BMW 640d. Everything about this car has been superb for the past five years but now is the time to move...