Once you cut into a wall, you are not just exposing studs and insulation, you are exposing the history of your home’s wiring ...

Electrical panels need to be replaced when they are too old to provide sufficient power, are rusted, produce a burning smell, are overheating, make crackling or buzzing noises, the breaker trips ...

Some circuit breakers installed in homes in the 1960s, '70s and early '80s could fail to trip — a concern especially at this time of the year, when people demand more of their home's electrical system ...