Whatever increases the level of privacy on your rentals should increase it's value, possibly its rental rate. 

Even at 18 you may have some skills that you have learned like sales, marketing, research, data analysis, and others. 

I see so many people trying to find the "hack" where everything is free.Truth is, anyone who can really help you has no time to do it for a complete stranger to any real level of completeness. 

I have ran numbers by calculating the risk level, cash on cash return and cashflow.

The window has to be big enough to climb out of and there needs to be a ladder to climb up from there or else it will not be legal and you could be liable in case of injury or death.If the basement has a walkout to the backyard on the same level that can work, but most will rise and fall by the above.

A single-family home in Bessemer City, NC, purchased in 2019 for mid-level renovations.

You bring the skills; they bring the funds—win-win.Private Money Lending: Find people (friends, family, colleagues) interested in real estate but not actively involved.

On the flip side, inventory tends to be lower so it really depends on the inventory level in your specific market. 

They will also have some sort of limitation in the contract as to how much they guarantee to redeem fund wide and perhaps at the investor level as well. 

Removing or lowering those LLPA's would level the playing field in terms of pricing, but making investment property loans more affordable is not going to help decrease prices.