I think it depends. Even if I knew a bit about the subject, I would definitely want to hire someone who actually knows what they are doing for something like a gas pipe, where a mistake could be deadly. But people should know things like replacing a light switch, replacing a thermostat and pumping up a car tire.
I think it depends. Even if I knew a bit about the subject, I would definitely want to hire someone who actually knows what they are doing for something like a gas pipe, where a mistake could be deadly. But people should know things like replacing a light switch, replacing a thermostat and pumping up a car tire.