Fire rating, mechanical equipment and materials often change and are more expensive.

They are more expensive though.

@Jonathan GreeneLots of great ways to invest in real estate.The decision of active v passive comes down to how time, expensive, knowledge and capital an investor has. 

@johnmason, I have completed a BRRRR over Covid but that was in a different market since then I moved into a more expensive market due to my full time job so finding a deal has been a bit more difficulty

I am looking to invest in C+/B- areas for cash flow in Detroit.Last market which did not work out was Denver-everything is extremely expensive with little to no cash flow and minimal opportunity to value add and even with that little to no return.I picked Detroit cause I lived there for several years and still have family in Metro Detroit so make a trip there every year.Any thoughts on TurnKey companies that find wholesale deals, potentially help with rehab and also have PM's to manage?

At the expense of the property owner.  

I'm unable to come up with a solid solution here (adding a separate gas meter is too expensive.) 

Did you know that for most Americans, taxes are their highest expense each year?

McElhannon Sales price - (purchase price+ expenses) then multiply by long term taxable gains rate. 

The assets become difficult to operate as the price points are disproportionately impacted  by operating expenses and  cap ex.