Now you have an approximate value per square foot. 

. - If you just personally paid for the renovations then the interest won't be deductible because "paying yourself back" doesn't qualify. 

Delayed gratification pays off!

If you do find a PMC willing to do this, expect to pay quite a bit more for all the extra hassles!

Is there anyway to defer taxes on selling a business or do I just have to suck it up and pay the capital gains? 

But as of today, I am strongly considering converting it into a single-family rental because based on some Zillow comps I’ve seen I could get upwards of $8000.00 per month which is more than double my mortgage, taxes and operating expenses.

These areas attract long-term tenants who are willing to pay for quality housing​​.Mixed-Use Properties:Properties that combine residential and commercial spaces offer diversified income streams.

Placed in service means when the property was available for rent (i.e. certificate of occupancy or first advertised). 

So, coming back to the trap I mentioned in point 1 above, if I were those people, instead of providing content that's already available everywhere, I would focus on being the best possible real estate agent and then shamelessly advertise my services.

I clicked on his YouTube.