@Scott Bell at the end of the day, it can be hard to determine if members on the forums are either being nagative or just upfront.

The cards I have determined are the best deal offer cash back.

You can go to The CHA Housing Choice website and there is a PDF named CHA’s Rent Determination Standards which will give you a great guide to determining what amount CHA will allow based on the specifics of your property.As @Scott M. stated, consult with an attorney very carefully if you feel the tenant may not be able to cover the balance of the rent.  

How do I determine whats the best use of this property and my capital already tied up in it?

If you're working with an agent here, they can help you determine the tax rates - they vary block by block. 

You’ll likely want to connect with a mortgage lender to determine what you’re pre-approved for first.

For example, if casualty damages or destroys an office building and its landscaping, the properties are taken into account separately to determine the casualty loss or conversion gain attributable to each.3.

That will help you determine how much time they invest on real estate working.

Sounds like the first step is really to determine BFE with an Elevation Certificate, figure out LAG, and see if there's a chance to get the LOMA.

@Justin Waller The IRS has a "facts and circumstances" test to determine what is your main home.