Your credit will take a massive hit which may not be worth the interest savings of 18months compared with potentially worse terms on a new mortgage down the road (some lenders give rate discounts tiered with credit scores).I did exactly what you are proposing and have been wondering if I should just pay it all back. 

You can't use GCs on flips unless you have a massive margin.

Depending on the type of students, they can do massive damage to your property.

I've never heard of it being enforced, but I'm sure the city may use it as a tactic if there is a problem with a rental house (eg - it's a massive party spot). 

This isn't a crazy idea, lots of people do this, I'm doing something similar with my current house, but it's not as lucrative as your excitement wants it to be, and comes with a lot of risks.You'll need to buy in an area with massive and FAST appreciation.

(This church had a MASSIVE youth group.)

You can take massive risk and bet on the lottery or in a casino.

It won’t matter how new your appliances are if they do massive laundry for all their family members and friends because it’s free .

However it states that the 2013, 2014 and 2015 taxes have been forfeited which I assume means sold. 2016 says no taxes sold.My brother is a massive degenerate and loser, his credit is already destroyed and he's filed for bankruptcy and owes over 400K to the IRS.

One thing I'm having trouble with is getting the numbers for construction of the actual storage lot.What I'm not looking for is a massive bid, with hours put into it.