A young man who wears 3 piece suits everywhere what does this mean and say about him ?

Probably a member of the Young Republicans.

He doesn’t have somebody to help him pick out clothes.

he hasn't got any other clothes

It shows he has an intelligent and independent mind by not being a slave to changing 'fashions' and labels, or the latest trends, takes pride in his appearance, and has class.

"Clothes make the man"

Doesn't know how to dress for the appropriate occasion.

Studying to be a preacher?

Sounds like the young man has class 😎.

He likes to dress smart..

A lazy preppy

hes not a tool man..

that he's not a nudist

That he's a yuppie