DSCR Loans at 85% LTV are extremely extremely rare right now (if anyone is offering them at all). 

Yup DSCR loans easy to get into hard to get out and a disaster if you miss any payments or have other DSCR issues along the way you jeopardize your entire portfolio.. use those with extreme caution and make sure if you dont understand it all, this is one of the few instances I think U need to have an attorney review and explain all the Covenants of these loans and what they mean.

Go to Etsy and search for "rental property tracker," and you will find hundreds of nice spreadsheets to track 10-20 rentals, usually for under $10.Software has extremely helpful features like online payments, marketing syndication (click a button, and your property is advertised on multiple sites), electronic document review/signing, maintenance tracking, and owner reports.

But it's been extremely lucrative.Regarding Section 8, there are pros and cons.

I have completed my first spec home sale, and it went extremely well.

If they had extreme circumstances that led them to not perform, consider giving them some more time... then get rid of them if no progress is made.

It's a great vehicle for investing (we have 37 doors)... but we bought them from 2018-2021 and they cash-flow extremely well.  

Usually primary vacation rentals eligible for AirBNB or nightly vacation rental usage are highly competitive.

Size of the Units - larger units generally equals more tenants equals higher usage.