However, after their "exhaustive" search of thousands of lenders they partner with, they were only able to offer me one loan. 

Here are some common financing options:Traditional Mortgage: Obtain financing from banks with a down payment, paying off over time with interest.Hard Money Loans: Short-term loans with higher interest rates, often from private investors, suitable for quick acquisitions or credit-challenged investors.Private Money Lenders: Individuals or groups offering direct loans, with terms negotiated privately.Seller Financing: Buyers make payments directly to sellers over an agreed period, with terms negotiated between parties.Home Equity Line of Credit (HELOC): Borrow against existing property equity with a revolving credit line, typically offering flexibility.Real Estate Crowdfunding: Pool funds with other investors via online platforms for various real estate projects, offering diverse investment opportunities.1031 Exchange: Defer capital gains taxes by reinvesting sale proceeds into similar properties within a specific timeframe, useful for tax optimization.REITs (Real Estate Investment Trusts): Invest indirectly in real estate through publicly traded companies, offering liquidity and diversification.Joint Ventures/Partnerships: Collaborate with other investors to share resources and risks, leveraging each other's strengths for larger projects.Subject To Financing: Buy a property subject to the existing mortgage that's in place on the property (doesn't get paid off when the property sells).Assumable Mortgage: Buy a property and assume the mortgage that the seller already has in place.Lease Option: Rent a property with the option to buy it prior to a later date.Debt Service Credit Ratio (DSCR): A loan approved based on the income potential of the propertyThese options cater to different investor needs, preferences, and financial situations, providing flexibility in real estate investment strategies.Thanks,

On top of that, you'll have your own dedicated unit which will offer more privacy compared to sharing a single-family home with tenants.

I think I need to write my purchase contract to the trustees to see if they'd consider my offer as this is what the sister as the beneficiary and executor would like.

Any recommendations of a broker or company that will insure these properties? 

Owners mistakenly ASSUME all PMCs offer the exact SAME SERVICES and PERFORM those services EXACTLY THE SAME WAY, so price is the only differentiator – so, they often select the first PMC they call or that calls them back!

Do I have to let my insurance know this new name as DBA to be sure no loss in liability coverage if under a different name?

Michelle - My property management companies offers oversight of a larger project/renovation for 10%.

Start making low offers with 3 day windows.  

offer a fair market price that you are happy with and then in the contract say you will pay X amount additionally over 5-10 years to equal the amount they actually want?