One thing I do know is that the use of the vehicle hs to be in the course of the trade i.e. test drive etc, it's not a short cut to be able to joyride lots of different cars legally.
Just get insurance that lets you drive other peoples cars anyway if you want to do that.
Traders insurance doesn't hold well with the police if your driving on your own. Or that's what I've gathered from bored midnight watchings of road wars.
I don't know about age limits on my insurance, but my trade policy allows me to drive anything fully comp up to £100K in value and with £250 excess. However it costs me over £2K a year.
Its just my Dad wants to open his own salvage yard, for spares and repairs. He just asked me to see if I can find traders insurance for us both with me being able to be on his policy at the age of 19.
I don't know about age limits on my insurance, but my trade policy allows me to drive anything fully comp up to £100K in value and with £250 excess. However it costs me over £2K a year.