Nice!, but he sold the bike!--not a good message to be putting out there, I'd say.
CB750 on the road
You need to learn to down shift before you ruin that gear box.
You were just banging down on that lever.
It is best to rev it just a little before each down shift. It helps match up the shifting dogs into the spinning gear.
BTW...The girl does not usually care about the motorcycle that much, that is a guy thing. She cares more about you.