“I note you haven’t commented upon this behavior.”
Is the problem their age or their behaviour?
“I suspect that’s because it’s normal to you.”
Well, then, provide your evidence that would be the case. :)
“So you’re teaching and running a side business of seven years, knocking down $12,000 a year, and have the gall to give pointers to anyone else?”
Well, let’s see. I have zero debt, own my own car. Paid off my student loans, got an education etc. Sure I don’t make a lot of money right now but I know how to make it work for me.
If you want good employees - you’re going to have to meet one of their needs - job security, career advancement or pay. It seems to me that your business, since you’ve said you have an issue with ‘these people’, isn’t paying enough, or isn’t doing their job with HR.
You’re admittedly in no position to have a clue yet you continue. Better hope your substitute teacher gig pans out because customers will not put up with it.