Are you going to hold his hand through training too?
He will get more than enough financial advice through his basic training too.
He will have a completely different outlook on life within a couple of weeks of joining.
It will change again when he leaves Kapooka.
It will change again when he leaves his IET training, then depending if he gets posted to Darwin (2 Cav Regt), Townsville (3/4 Cav Sqn) or Brisbane (2/14 LHR QMI) it will change again.
Has he stated where he wants to get posted. Don't believe everything say at the recruiting office.
Let him enjoy his first couple of years in the Army. He is going to get drunk, wake up in strange places, get a tattoo and waste first year buying Xbox's, big screen TV's and a car.
The best bit of advice a parent can give his child before the leave home and join the Army. Either keep it in your pants, or invest in protection.
This is the biggest problems young soldiers have, both ladies and young lads.
24 years and still serving, and some things never change.