Technically, Conventional allows 15% down but you end up incurring a hefty hit to your rate/points options when you put down less than 20%, which makes causes most people opt to put 20% down.

Fannie/Freddie won't allow you to close conventional financing under an LLC. 3.

Conventional non-owner occupied loan. 20% down.What was the outcome?

If it was me, I'd just go conventional or use a vacation home type loan w/ a lower downpayment. 

Digitize physical receipts for easy storage and use a consistent naming convention for easy sorting - 2024.03.25 Home Depot.Maintain proper records, such as contracts, settlement statements, and promissory notes.Additionally, you can track income and expenses consistently using software or spreadsheets.As you scale, if bookkeeping isn't fun, consider hiring a bookkeeper for a couple hundred bucks per month.

I sell mostly turnkey Airbnb properties both subject to and conventional, and the buyers list is deep!

Once the project is completed, the plan is to than refinance into a conventional mortgage. 

You can do a duplex though, which might not be a bad idea.With your credit score, conventional might be a good choice, you only need 5% down for 2-4 units if you live in one. 

Working with a mortgage broker who specializes in investor programs can be helpful for better terms as conventional loan product lenders generally don't have the best DSCR terms.More info on DSCR loans: DSCR loans won't use your income to underwrite the loan.DSCR loans are based off of down payment, credit score and either actual or market rents so it helps to supercharge an investor's real estate goals and net worth.

and maybe even some encouragement.The Beginning: A Flooded Start and Big AdjustmentsI started the year by purchasing the property with 5% down, thanks to new Fannie Mae guidance on conventional loans around December 2023.