There are many buildings with systems reaching the end of their life - Galvanized hot water risers, leaking vent stacks, aging window systems, outdated elevator and fire safety equipment.

I get a HERS rating & do other effeciency measures when possible.Real estate meetups might be helpful, meetup dot com may be worth looking at.

@Mario MoralesCash-on-cash return measures the amount of cash flow relative to the amount of cash invested in a property investment and is calculated on a pre-tax basis.In theory if your rental income increases by X amount annually due to the rehab while holding your expenses constant so it directly increases your bottom line (cash flow), you can calculate the CoC return by inputting X/$45k (the cost).

The tenant threatens to get lawyers, my concern is their safety, but I can’t get any justification to make improvements to the property for security.

The past couple of years as L3Harris has begun to move production/engineering from California to the area (cost cutting measure, not political), we have been seeing 10% appreciation yoy or so. 

Home inspectors look for safety.  

I'm only seeing one rule (safety). 

•Safety and Growth: McAllen, for instance, has been ranked among the top 5 safest cities in the U.S. since 2020.

Set your goals to be clear and measurable and work hard to reach them.

If at all possible, never install mini-split, install duct work.Measure, Measure, Measure.