Our tax returns are 125 pages long and have all sorts of little historic twists and turns that only my accountant can unravel if I ever was questioned.

If long term and sort term are under separate LLCs then have separate accounts.

I am trying to get transferred and it is not my intention to stay in my currrent house, but this lender insists that since I cannot predict the future it is sort of a given I intend to stay.  

Am I only allowed to do so many before being seen as a business and needing to get some sort of license?

I'd look in the nicest neighborhood you can reasonably afford ... smallest, most run down house on a really nice block sort of thing.

Is there some sort of consequence or something that goes on someone's record if they've been evicted? 

The Fair Housing Act does not have a training requirement for service or emotional support animals, and just about any sort of animal can qualify.  

Doctor office,karate school,restaurants,hair salons, dentist, cell phone stores,etc.These are places customers are actually going day to day to do business.

Then it finally hit me that someone had been using it as some sort of multi family setup. 

Being a college student, you do not need to show two years of previous employment history, as being a student trumps any sort of required employment (you may have to provide transcripts).