I can't speak for contractors, but as a DIYer, I know even the most basic kitchen renovation may end up costing me 10k if I were to do it myself. 2-3k for cabinets. 1k for plumbing and fixtures1k for electrical and fixtures2-3k for granite countertops1k for tiling/flooring1k for miscellaneous like painting, etc. 

New sewer, electrical, electrical panel, mini split, tankless water heater, plumbing, flooring, kitchen, bathrooms, turf, driveway, hardscape, etc.

I cannot tell you after buying a property how many things come out of the woodwork like roof repairs, electrical repairs, new hot water heater etc. 

He was considering my house a remodel even though I stated everything in the home is original and that I was only repairing damage from the foundation and making some minor updatesHe required that I get an electrical permit for 5 new lights I had an electrician run for me.

Electric company put leans on the owner. 

Expense your electric, water, sewer, internet, shovel, water hose, etc. 

Is this just a cosmetic rehab or are are there problems you have to fix in electrical, plumbing, utilities, etc?

They don't do the downline gimmick that you see at EXP, so you don't get bugged about recruiting. 

I understand the feeling of getting the real estate "bug."

The issues seem to be Baltimore Gas and Electric takes forever to do an inspection - 3 months sometimes.