It's called buy and hold for a reason.

Does anyone know what happens when a house is condemned when the owner holds a mortgage on it?

If you hold the investment for a specific period, you may even eliminate the taxes altogether.Economic Growth:Investing in low-income areas undergoing gentrification can yield excellent returns.

Your consist numbers you have and the variable numbers that you can play with are rehab and holding costs...

Be mindful that a house-hack is a partially a personal proprety and partially a business property.An LLC is normally meant to only hold business assets.

On the other side of the coin, someone going through a broker or IMB to purchase an investment property, is likely going to spend significantly more than they would at a bank who holds the loan in house, because of LLPA's with Fannie/Freddie.

This strategy, however, carries more risk and requires market knowledge to avoid unexpected costs or longer holding periods.If you want steady cash flow, go with the garage conversion.

If so, then it could get messy.  5% down is conventional so I don't think it would show on an appraisal, in that case you could work on doing an escrow holdback i.e. the seller holds a certain $ in escrow with the title company based on the quotes you receive. 

What they do is hold a certain amount of their portfolio in liquid assets (for example public REITs).

But the fact that you could get hold of them in such a short order and get things done is amazing.