He should calculate the depreciation of the vehicle
You drive all those miles for Uber or "Door-Dash" and the vehicle is worn out.
Needs tires, brakes and shocks, seats scuffed and sagging, plus a touch up for scratches and dings.
Understand.
But a typical car is depreciated for 5 years in normal times.
His Honda has lasted so far. We have “the talk” every year about building a replacement fund for the day when he will need a new vehicle.
And he files it right next to the Retirement Fund talk I give him.