For example, Yunta in South End is a must-try Peruvian spot with amazing food and a great atmosphere.

We have our Guide Book on the counter in the kitchen.People like to have something to look through, plus other guests leave flyers from places where they ate etc. with notes like, "Great food" etc. written on them. 

Two weeks later I stopped by the unit (was passing by and decided to take a look) and found that someone was using the shower and leaving food and clothes in the house with visible intent to return.

You could lease part for food service or coffee shop and some retail space, a small health club, massage. 

things missing in your list (everyone manages differently, so take it with a grain of salt)Vacancy rateTurn overbad debt legal fees (evictions as needed)accounting fees for professional tax prepmaintenanceProperty TaxesSales Tax on PM fees (In NM, this is charged, not sure about where you are)Reserves for replacement CAPEX - furnace, water heaters, ac, roof, parking lot, etc.Admin, software, advertising, etc.Cost segregation study for accelerated depreciation captureAs for your loan. 

I saw it as a very valuable 3-day course that was well worth the $1000 I paid for.This was just my attempt at contributing back to the forum that benefited me earlier, take it with a grain of salt.  

Everyone's situation is going to be personal, so take any and all advice you get here with a grain of salt and weigh your options on what best hits your goals and lifestyle.

You are hard pressed to find anyone who will sell you food, fuel, or any other necessities of life for bitcoin.

Most people are trying to help you.You should take all advice with a grain of salt here and see if it's backed up in future responses.

That means, take anything I post with a grain of salt :)FF for us started off as our bread and butter for lead generation, but as we added more units, we added AirBnB and Vrbo.