Given your experience and strong financials, you have some solid options:Commercial or Portfolio Loan: These are tailored for investors and can help you avoid personal guarantees, especially since you have an LLC.BRRRR Loan (Buy, Rehab, Rent, Refinance, Repeat): Some lenders offer BRRRR-specific loans with funding for purchase and rehab, allowing you to refinance based on the new ARV once stabilized.HELOC or Cash-Out Refi on Current Rentals: Tap into the equity on your single-family rentals to secure funding for the 4-plex purchase and rehab without high origination fees.Each has pros depending on your cash flow goals and timeline.

You should consult an attorney or CPA for your specific situation.ANONYMITY: When you create the LLC, your name is recorded on the documents and published on the Secretary of State's website for all to see.

We made specific trips to the local police precinct to speak with the drug task unit, but importantly, we networked with someone who absolutely knew what they were doing. 

Pay for 2 hours consultation time from an attorney experienced in contractor real property law (if you don’t know of an attorney contact me and I will provide a referral) to understand the specific applicable laws, the risks, and potential costs2.

Is there a specific reason your potential tenant is hesitant to provide a legitimate ID?

Also, since you never gave the keys for possession, highly unlikely a judge will even allow you to deduct per diem rent from the SD.After losing a couple of court cases on scenarios similar to yours, we huddled with our attorneys, who recommended charging a Holding Fee.We have a Holding Fee Agreement we require prospects to sign to hold a property until they later sign a lease.

To determine if the expense should be classified as a capital improvement or a deductible repair, the context of the expense is very important.An example is, if an item of expenditure is part of a general plan of modernization, renovation or rehabilitation to equipment or other business property, it typically must be capitalized even though on its own it would be currently deductible.According to IRS Code, expenses that you must capitalize are those that:Materially increase valueSubstantially prolong useful life (including replacement of deteriorating assets)Adapt the property to a new or different useHowever, you are allowed to deduct expenses and fees for routine maintenance and repairs that help keep the property in efficient operating condition.

I explicitly and specifically built GrumpyHare to fix and overcome ALL the shortcomings of all other templates.

Lots of Portland-area folks on here, so you should be able to get great advice if you ask specific questions.

This is less one specific question but more of an outline of what I am trying to do in hopes that I can add questions as they arise.