Plenty of small electrical tasks, like replacing a light switch cover, swapping a lamp cord, or changing a bulb, are safe for most homeowners. Others cross into work that's both dangerous and, in many areas, legally required to be done by a licensed electrician.
The U.S. Consumer Product Safety Commission and fire safety organizations consistently list electrical fires among the leading causes of residential fires, and faulty wiring is a recurring factor. When in doubt, the safer call is the phone call to our repair team.