He mentioned that a 3BR voucher allows for more people in the apartment which contributes to excessive wear and tear.

That's an excessive amount of prattle out of me. 

We've been excessively spoiled by 2-3% rates.

Where does the excess money go after everyone (bank, agents, brokers, seller, etc...) has been paid?

NC Nuisance Laws Examplesof nuisances:interfering with the comfort, convenience, or health of an occupant are foul odors, noxious gases, smoke, dust, loud noises, excessive light, or high temperatures.A private nuisance involves a particular injury to a specific individual landowner.In this case, the suit against the wrongdoer may be brought by the affected individual.

So it's conceivable that you could find a place perfect for you that is less than the property you are selling.I'd then balance my debt so I take more on the primary and use excess cash to pay down or off the new rental. 

Also, if the quotes are from Non-Standard (aka Excess Market) companies, there may be more exclusions to the coverage. 

Usually about monthly, I transfer the excess cash to a savings account.

I aways did 30 then each year dumped down the rental plus any excess I could afford after keeping some for emergencies.

They are the bricks that are exposed to excessive heat, likely because they were too close to the fire when made.