Don't fall into any pitchman's trap about some obscure case or Public law argument lest you end up like Wesely Snipes.

Bank statement then becomes your POF; when using a bank statement as POF, always be sure to obscure any account numbers.

This is Carines Approach, indefinite ceiling, sky obscured, visibility zero, fog, (WXOF), Altimeter twoninner niner two, wind, calm, cleared for ILS approach runway one eight, report the outer marker!

Why would someone who wrote a book on MultiFamily even know these obscure facts?  

Often by knowing the law so well they can use obscure details to their advantage.

Probably at some obscure place on the Plinko board.The next peg you may hit is you want cash out using the appraised value with less than 6 months seasoning. 

It might sound a little obscure, but I can't get these types of properties purchased and rehabbed fast enough as the regional demand for this animal is insane.  

In the past there was something they wanted and sent me some obscure law from a province in New Zealand which had to take them hours to find.They are claiming they need it for the next security deposit.

@Steve Vaughan, you are so right, you offer free advice on a question with limited info and context from your own real life experience doing this for 20 years, just to be helpful and and 10 people who have owned one rental for a week dog pile you with the one exception or obscure rule they found just to try and prove you wrong.

To hedge your bets I would include some obscure line in the guarantor form about reporting to credit agencies and parents will pony up the cash even if students skip out.