This ALONE is about 50KYou have not even touched electrical, plumbing, painting, roof, hardware, furnace, water heater, landscaping, I seriously doubt the repairs will be 75K

If you see yourself totally hands-off, spend your energy finding the best pm companies in your area to partner with.

Another issue I ran into on a property was when I wanted to change the use (industrial to residential) I had to bring the current structure up to the new energy code.

If not I would spend my energy finding the couple best PMs in the area and let them recommend contractors. 

Some systems will last a bit longer - electrical and plumbing is typically good for about 60 years.

Phase 1: Demo/Interior Framing layout walls and rooms. [10 days] Demo whole house/clean up interiorExpand walkway between living room to eating are by 3 feet (install new header)Frame up new laundry area, frame bedroom wallFrame up new patio sliding rough opening and install new sliding patio doorFix water damage floor in hallwayTile bathroom floor and wallsInstall rough electrical throughout house.Install rough plumbing throughout house.Install insulation and drywall sheetrockMeasure windows/door.

Just wanted some guidance to what and where should I focus my energy.

Take gross rent,Then subtract your costs like tax and insurance, water, electric, repairs.

He's super thorough, and can tailor his report for investors (ie-  just check foundation, roof, electrical, etc)- or can do a fully written report.

The last two years everyone has complained that during the summer heat, the AC runs the Electric bill up to $350 a month.