I believe they are only open to accredited investors from what I remember. 

Sandra PIrtle I would suggest being open to using a CPA on the mainland.

How can I legally deny this applicant without opening my self up to a discrimination claim?

I am opening a checking account for my LLC.

The only way to find out is by asking and being open to what they say and what they don't say.

No other liens.Estimate $75,000 to repair house, trailer and barn/yard for a flip.Owner is open to owner financing.

We are open to occupying one unit of a duplex (to secure a lower interest rate) for example, and have a good friend who would rent a room in our residence - with an extra apartment (or possibly 2 if there is a basement) creating multiple revenue streams to quickly repay a relatively small mortgage.

I am still open for advice and suggestions. 

@Demetrius Cooper Best advice for such a short time frame, I'd open a checking account that provides a high yield.

Our cash-on-cash return would be much less, but we'll still get principal paydown and everything besides the roof should allow us to raise rents (central air, updated appliances, open up the kitchen/livingroom wall, refinish wood floors).