Depends on the job. I hire you to change the electrical panel and you charge me X to do it, I'll leave you alone and might even leave the house because the ele

Depends on the job. I hire you to change the electrical panel and you charge me X to do it, I'll leave you alone and might even leave the house because the electricity is out. If I pay 150$/h to have something fixed, you can be sure I won't be far. But if I want to watch them work, I ask first if it's ok for them.