But cash flow is not the real super power of real estate.

Timeframe, legal considerations, and best practices going forward of course vary by jurisdiction.You can't count on believing that the family member doesn't already have utilities under their name or similar arrangement that will keep the power on for them.

When I went down till then there was no water and I just realized that sump pump in corner wouldn’t run without electricity and there was no battery but I assumed that electricity will be back and it will be fine but within half an hour before I left basement water started overflowing from sump pump.

I would say yes because it ultimately effects the borrowers DTI which raises or lowers their purchasing power 

Here's the rub: the property does not have power in all areas, and some spots are out of Wi-Fi range.

So I understand correctly you want to take a piece of land and develop it with mhp infrastructure (water, power, sewer and roads) then build tiny homes to sell to tenants who will then pay you lot space rent for the home. 

Tesla is building their new semi-truck factory next to their battery factory, Microsoft, Apple and Google are investing millions into data centers.

@Kiran NathaniInvesting in real estate can be a powerful way to earn money and gain financial freedom.

The biggest hurdles, obstacles, and challenges in life that limit your belief and mental structure in no particular order:1)Thinking where you start is where you finish.2)People resting or stopping in the middle, not at the end. 3)Prioritizing instant gratification rather than delayed gratification4)The controversial mark twain  quote or not quote--It ain't what you don't know that gets you in trouble, it's what you know that ain't so.5) The lack of an ability to move on.6) Not appreciating the power of delegation.There's probably 2-3 others I am missing, but over time these have rang so true in any instance I have faced in life.

I have written before about the pitfalls of cost segregation, for example here: https://www.biggerpockets.com/forums/51/topics/831924-beware... and here: https://www.biggerpockets.com/forums/51/topics/1075919-five-...While cost segregation is an excellent and powerful strategy when used correctly and under the right circumstances, it is certainly not some master key that unlocks all doors all the time.