DVLA sell notification was not completed, should I be concerned?

I recently exhanged my car with a major national dealer. The dealer insisted that I didn't need to do anything regards administration and they would take care of everything. I was aware that the seller...

Transferring a number plate from a write-off

Who owns a private number plate after insurance company has deemed the vehicle a write-off in an accident?

Should I buy a used Lexus with a gap in the service history?

Should I buy a 2017 Lexus which has five Lexus dealer services in the record although there's a gap of 3 years? The car is being sold by a Lexus dealer.

I recently purchased a Land Rover Discovery Sport, it has a rattling timing chain and the dealer says it should be replaced. Will this be covered under warranty?

I bought a 2016 Land Rover Discovery Sport with 72,000 miles, I've had it two weeks and Land Rover are recommending to have timing chain replaced. Will my independent warranty cover or does it have to...