Finding a condo that allows Airbnb/STR will be challenging, they're rare and cost more because of it. 

Can you go back years before and find previous work history?

How did you find this deal and how did you negotiate it?

There is nothing you said that I find particularly scary. 

@Ben Callahan, you could find a partner who is looking to buy a similar property, be a co-signer to your partner, and have that person live in it and be a primary resident. 

First off, has the developer provided you with a term sheet (not a commitment) from a bank showing they'd lend 75% LTC on a mixed-use development?

If you decide to move forward, complete state-required coursework, pass the exam, and find a sponsoring broker.

This is a story from my past that provides a perfect example as to why investing in tax liens at auction is so dangerous for any but the most experienced and knowledgable investors20 years ago I purchased a SFR as a long term rental investment that sat on a double lot.  

Whether it’s finding deals, running numbers, or just exchanging ideas, I’m always down to talk shop with like-minded investors.

You are casting a very wide net without providing what your prioritized criteria might be.