Dangerous bonnet catch

My 21 year old son has a Clio Campus. 11 months ago the bonnet catch was checked in line with Renault requirements by a Renault dealer. A few weeks ago the bonnet opened whilst he was driving, destroying...

Bonnet

I have an early Mk4 Golf. I can release the bonnet as far as the safety stop from the cockpit lever. To fully open the bonnet I have to pull on a second lever which emerges from the radiator grill. This...