Please feel free to comment on my post and refer seminars, forums, or books that would enable my understanding of how to become a successful real estate investor. 

Selling the property offers a significant cash sum, enabling you to potentially diversify your STR portfolio by purchasing multiple properties outright, fostering a more passive income stream.

This would enable us to expand the list of potential properties, increase the odds of winning auctions, and still generate a similar sized profits.

The impression I got is that they just want to extract from you and not give you anything of real substance in return so Danger Will , Danger will.  

Last year I got my real estate license to enable me to look for deals and help other investors with a similar mindset as myself find places to start their real estate journey.

House hacking a FHA duplex with high LTV, off market purchases, a BRRRR that allows you to extract all or virtually all of you investment, lease to own, etc.  

Hey James, with a price range like that Columbus and Cleveland OH will be a standout choice, in these cities, your financial resources will go a long way enabling you to assemble a diverse multifamily portfolio and initiate a steady stream of income. 

Can someone provide me with some financing ideas other than the two that I just mentioned that would enable the other heir to receive cash from their portion of the equity based on its current assessed value and allow me to take ownership of the home, subsequently remodel it, and rent it?

We have to charge fees that enable us to earn a living, otherwise we will move on to another profession.Agents can go for months without earning a dime.

This one sale will enable us to buy 5 additional cash flowing houses, and expanding our cash flow.