And now your building a community and reputation with the BEST finance-$ there is, PRIVATE-$.

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.

It's called "Investing in Real Estate Private Equity: An Insider’s Guide to Real Estate Partnerships, Funds, Joint Ventures & Crowdfunding".

If you are going to go with secured mailboxes you will need to contact your local postal office and tell them you have two new boxes that you will need to get "Arrow" locks installed on.

You can even do private lending and get great returns.

I'm curious if you have considered approaching local non profits that might want a private partner.

The law allows a private person to create a contract for a property they want to buy or sell.

I have prospective tenants who signed a lease on 31st of October and paid security deposit same day.

I don't withhold security deposit returns for BS things.  

.: Quote from @Xin-Ran Jiang: But when they bring up the syndication approach of LP+GP, that they will help me raising 35% down payment from private money in exchange of 65% share of ownership, I shocked.