[KevinB]

Exactly my thought! Even a barbers wife can say “well I’ve seen him cut hair a hundred times”! Seeing a barber cut hair doesn’t make you a barber, same with the occupations you listed.

Being a congress critter requires very little skill. Really, anyone can do it.

[SteveH]

apparently one needs primarily to be skilled at graft

[Salvey]

Being a congress critter requires very little skill. Really, anyone can do it.

In fact, based upon my observations, a low IQ, loathsome character, and no skill are prerequisites for the office.