We set up our CPA, LLC, website, marketing plat forms (social media), investor (sponsors) list, I have an operation manager, acquisition manager, and myself leading the charge.

Not what would they list it for, but what would it *sell* for? 

We get inquiries all of the time on Airbnb/VRBO/etc for large group functions at our properties, even if we say in the listing it is not allowed. 

However, I got caught up during creating my listing because it looked like I needed to have another account (Stripe?

If you adhere strictly to the laws, you will be limited in the services you can offer to your relative compared to what they would get if they listed their property with a licensed agent, and they will get less money for their property working with you than if they hired an agent.

Thank you @Dave Chengoue Look for listings on MLS with more than 60 days on the market.

I'm doing a lot of promotion in the Miami area of my listings so I'm compiling a list of buyers.

You can list all the reasons why you charge $250 for a one-time shoveling, but nobody will care when there are other vendors doing the exact same job for $100 or less.I'm in a city of 10,000.

What other concepts could be added to list of options? 

Build a big list of evaluation ratios etc.