DSCR is 30 years fixed rate.

Recently, our PM company  responded to a work order to fix a malfunctioning microwave.

If it is deeded separately, maybe you can fix that, sell it and then use those proceeds to pay off something to owner #1. 

Investment Info:Single-family residence fix & flip investment.

I imagine a lot split would also significantly increase cost of utilities as now I would have 3 hookups in that scenario.I am also concerned what would happen to that sweet 3.25% 30 year fixed mortgage I have, which I don't want to create any risk over in the slightest.Any advice on how to frame my counter arguments would be incredibly appreciated.

Some are even offering interest rates as low as 4.75% for a 30 yr fixed loan. 

New signage, added gravel to the park, updated some of the homes, fixed electrical breakers for RV hook up sites, created a website and advertise online.

Are you thinking of more of the fix and flip strategy or buy turnkey and hold?

Learning about fix-and-flips and leveraging private or hard money lenders can help finance flips.

There are plenty of lenders out there that do fix and flip/ rehab lending. 100% on acquisition and 100% on rehab is unlikely, but 80%/100% is totally do-able, and potentially even 90%/100% - all without even looking at your personal income.