Off Topic?

My driver's license says I'm a 5-year good driver. Whew! But that's
for driving a passenger car.

In reality, when I see real expert tractor-trailer drivers handle
their rigs I'm impressed. I'd like to get licensed to be able to drive
a 5th wheel etc. Does anybody have suggestions as to which type of
driving schools are the most beneficial to teach real skills?

I'm sure with enough practice and the right training one could pull
large trailers safely and be a better car driver (and parker) as well.