It’s guaranteed that you will need to replace roofs, HVACs, appliances and many other components.

Seemed odd but I’m not an appliance expert. 

Yes, a water softener could help prolong the life of your plumbing fixtures and appliances.

I'm starting to notice that more investors (specifically Class C areas where one of my Indianapolis rentals is located) will advertise that "appliances and AC unit to be installed upon move in" for their rental or flip for the tenant or buyer.

Actively marketing the property and handling tenant relationsCost Segregation: allows you to accelerate depreciation by breaking down the property into different components, such as personal property (appliances, carpeting, etc.) and land improvements (landscaping, parking lots, etc.), which can be depreciated over a shorter period typically 5, 7, or 15 years rather than 27.5.

"Then he wanted to redo the placement of the electrical outlet for the appliances stove, fan, above stove microwave.

as mentioned above i would find a househack property in need to cosmetic upgrades that has below market rents. make the necessary upgrades (ie. appliances, flooring, paint, laundry, fixtures) allowing yourself to bring the property up to market rent standards and increasing the rent.I'm not too familiar with the market/properties in MI but in central MA we have a lot of triple deckers that are 100+ years old.

I usually spend my time, if the seller is present, keeping him/her out of the way if needed, pumping tenants for info, taking measurements for room sizes and drawing floor plans with doors and windows and noting appliances and taking pictures.We look for value add properties that are in decent structural and mechanical condition (except for one deal that we got really cheap).

Many of them were from CA with mommies and daddies who made big bucks and only had one argue the replacement cost they had to pay was too much Brand new flooring and appliances every year. 

I've had Section 8 tenants that were great for 3-4 years before trashing the place, stealing appliances, not paying rent, and eventually abandoning the property with over $10,000 in damages.On a personal note, it chaps my hide that we have people in society that live off the backs of taxpayers for decades.