What's the electrical set up?

Also remember you will have to replace all the electrical because of the heat.

And then use somebody with license for the roof, electricity etc 

Heating is Electric by old radiator or fireplace with natural gas, and A/C window units though out the house.

I had a guy who could do plumbing repairs, replace shower surrounds, replace countertops, do light electrical repairs (like changing out a plug socket). 

Heating costs go up in winter, as does electric due to the reduced natural light and people being indoors more.

I just don’t know if I should lay a slab foundation, how to go about installing sewer/septic, electricity, etc.

It’s easy to get stuck in the minutia of the details, so it’s extremely important to have clear criteria on what you are looking for to help sort through all the options available.We’ll dig into each of these areas in more detail in future articles, but this overview will give you a good idea of where you’ll need to spend your energy.

I think he is a great salesperson, educator, and his energy is completely motivational, however I choose to keep my investments under my own control. 

For most of my houses, the tenants pay the water and electricity.