For something more robust, tools like Excel or online calculators from financial planning sites might better suit your needs.Your ROI Formula:ROI = (Net Cash Flow ÷ Total Out-of-Pocket Investment) × 100For your scenario:Net Cash Flow = Annual Rental Income - (Mortgage Payment + 401k Loan Payment + Other Expenses)Total Out-of-Pocket Investment = $40,000 cash + $50,000 loan payments over 5 years.I came across a piece in Bloomberg recently discussing creative financing, and they touched on ROI calculations for multiple loans.Personal anecdote: A buddy of mine leveraged a 401k loan for a fourplex.

If you can keep your properties near enough to each other, it would be better if you can keep renting them STR or MTR.

Also, consider the impact on your liquidity—ensure you won’t need that cash elsewhere during the project.Off-Market Deals: These can offer better margins.

(that was a rhetoric question btw).The fact of the matter is, that nothing works better than what I have created.

I have come to believe that no one knows the future much better than others.

Do you think it’s better to buy a single family rental in the Saint Pete or the Tampa Bay Area?

Better than trash not in a trash can!

But when you get those numbers dialed in untill before closing, you sleep a lot better.

What are some of your big goals in the next 5-10 years can probably help you answer this question better.

It cost quite a bit more but it met their needs better.