Comment tax evasion is what they get you on (Score 1) 62
I imagine that had the person just properly reported all of their income like any "legitimate" tutoring service would do, we would not be reading about this at all.
Oh, and not handing their client a USB drive full of evidence of all their other clients probably would help.
Having a society with so much importance placed on "credentialism" and so little importance placed on being able to actually do things doesn't help.