Make demolition and reconstruction an integral part of the job.
If dealing with the damage done by rewiring isn’t at or near the top of your list, you’re asking for trouble.
By contrast, most new homes are built with 150- or 200-amp service, but 100 amps was the standard for many years—and most experts agree that anything less than 100 amps is unlikely to meet the electrical needs of a contemporary household.
Integrate switches and plates into the historic look and feel of the house.
That can reduce loads on the power system and keep popped breakers to a minimum.
Additionally, it’s important to keep track of which areas feed to which breakers where more than one outlet is involved.
Do an "electrical inventory," creating a list of all the devices you’ll be using in the house, and where.
Your electrical system needs to match your needs; figuring out where and how you’ll be using power makes it easier to frame the parameters of the job.2. Codes set standards for everything from how many outlets you’ll put in each room to what kind of wire you’ll be using.