However, there's nothing like getting firsthand advice from experienced investors, so I'm reaching out to you all!

Define your targets above, note your starting point and ask in this forum how to achieve.  

That rule can be achieved in Tampa or St Pete, much better areas, much better renters.

There's no other way to achieve an infinite ROI without using leverage.

Seems you'd be well served by taking some time to better define your goals and the timeline in which you want to achieve them.

There are a lot of opinions from people who have no first-hand experience.

As a seasoned professional in the residential construction and development industry in the southeastern United States, I have witnessed firsthand the rollercoaster ride of economic ups and downs over the past 25 years.

To achieve cash flow in this high interest rate environment, it will take finding/making a great deal or putting more money down.

I own one of these 'historical treasures' so I know first hand the required and continuous maintenance that will come your way.

And finally, just recently achieved the Pro membership.