-Limits placed on the number of people that can be in the residence at any one time (i.e., no parties, gatherings or additional overnight guests).

While I can see the incoming administration "deporting" (technically) large numbers of people who cross and are immediately sent back to the other side of the border, I believe that the number of people who are deported from this country in the sense that they are ripped from their communities not immediately adjacent to the border and forcibly sent to another country will be less than 100,000 in aggregate over the next four years, and largely limited to violent criminals in red states. 

Thus it was as not flipped (unless you consider the nominal transfer between predecessor deed holder and current deed holder a flip).

You could live in one unit and rent out the others to offset your mortgage, staying within your $4,500/month affordability limit.

Our last deal we engaged a mortgage broker that also brought a Private Equity LP (Limited Partner) to the deal. 

Next, your using limited visual range photos.

Does anyone have experience renting with a pool, water the pros and cons, door fix the pool or fill it in and sod the backyard, is there a way not to limit liability?

The voucher holder is happy (very limited inventory) and as the landlord I can get a higher rent compared to the private market.

If OP has not already tried calling every we buy houses ad in the area, they should also do that. 3 days is very limiting though - no time to waste. 

But he has clear advantage of getting much larger deposit (landlord in most jurisdictions is limited to collecting 1.5 or 2 months' rent payment, which he must place in an escrow vs. $8000-$10000 Scott can collect and use for any purpose the next day).