Instead of making a thread on the subject, please direct your outrage to your elected representatives.

Sell it and leverage my money on "subject to" deals or maybe a multi-unit?

With an S Corp, and you should consult with your CPA on this, you may be able to save some money on self employment taxes by having some of your income as dividends which is not subject to self employment taxes.

Also any advice on any subject of the matter would help.

If you sit on the cash out money too long and you start to erode the principle by using it all to pay for the mortgage on the subject property, you will loose the money's ability to do its thing.Good Luck

We texted and emailed, she never replied regarding the subject. 

@Jordan Kelly There are very competitive asset based or "commercial" products out there that will base the loans entirely on FICO, Experience and Subject Property Cash Flow. 

The choice for Brazil is not the subject of my question.

I know this question is subject to way too many things to actually answer but philosophically, how much is enough?

You are the only one who can tell if this is a "good deal," as every deal is totally subjective.