Especially with AC systems, it has to be installed using Nitrogen during burn in of the lineset, followed by using a micron gauge to ensure proper vacuum before the freon is released into the system.

So ugly truth of PM biz is we make best $ when we are not actually needed, were a lot like insurance companies actually, because those we do have to be active in burn $ in admin hours like crazy, way beyond what any PM fee covers.

I am not pro-college in this day and age, but option to bypass college for wholesaling is like being offered money for your first house or to just burn in a fire and selecting the fire.