So you may be looking at a failure to communicate, that's where I would start, schedule an in-person meeting.

I would be performing the work myself and essentially doing a BRRR on the home.

You likely won't be able to take any deductions on your personal income, but real estate does have tax benefits.

Although I haven’t worked with him personally, he helped one of my investor clients acquire a few multi family properties a couple years back.

In Orlando, you have the opportunity to drive appreciation by buying a poorly performing, underdecorated STR at and drive appreciation by transforming it to a highly themed, well decorated property which books well.

Person initially said I work full time.

I’ve been told if you personally close your own account it will affect your credit, and that if a bank closes your account due to inactivity, it does not affect your credit. 

Unsecured debt, either to you personally, another partner to the project etc. - based on personal Income, Credit, DTI, etc (1-8 days)3.

Have you considered a personal loan?

Have you considered a personal loan from a local credit union or from SOFI?