A self-directed IRA or 401k can be a great vehicle for loaning money to others without getting hit with taxes on the interest income.

That being said, I had to translate a lot of documents on my own for the loan process, so there was more effort involved.

It's possible but going to be expensive and I would think they would want some collateral on the loan as well.

Where is this equity coming from? 

You do have to keep an eye on your write offs to ensure you are showing a good NOI and not using too many write offs to show enough income to use for bank/lender underwriting on a mortgage/loan.

Gradually scale by researching high-growth markets, partnering with experienced investors, and exploring financing options like SBA loans.

Two views of ownership; owning the equity,  owning the debt. 

Refinanced August 2020 into a 15 year loan at 3.375%

.🏗️ Building Equity While Others PayWhen your tenant pays rent, they're helping you pay down your mortgage - building your equity.

You could also use a Fannie May Home style renovation loan which a conventional loan and require 5% down vs.