It's perfect for us because it's close to our other rental (and our home) so we can self-manage. 

You will be able to get answers to all of your questions regarding real estate investing, wholesaling, flipping, rentals, lending, self-directed IRA and Solo 401k investing, or tax and legal guidance from many of the knowledgeable members.

Further, if the Board member actually denied the purchase because he wants better comps for his unit then you have a slam dunk self dealing claim. 

2) I am currently self-employed and I could move retirement funds to a self-directed IRA, but not sure this is possible unless the seller is willing to write a non-recourse loan doc with us.

From real estate sales, wholesaling, flipping, rentals, lending, self-directed IRA and Solo 401k investing, or tax and legal guidance, you will find that many members here are very knowledgeable in their respective fields.

Self-represent on either side of any deal--be your own buyer's agent if you are buying and your own seller's agent if you are selling. 

We were going the AirBNB route, but decided since I'm self-managing to use Houfy.

From real estate sales, wholesaling, flipping, rentals, lending, self-directed IRA and Solo 401k investing, or tax and legal guidance, you will find that many members here are very knowledgeable in their respective fields.

The owner self managed and simply forgot to charge them.

One last thing, buy a couple of books on rentals and multifamily properties to educate your self.