I did this as well and this apparently pressured the ones I had on the hook and I actually was able to rent it before the open house.    

It will be because external pressure (interest rates, job loss, etc.) reduced people's ability to afford homes compared to today.

I would recommend doing this before making an offer so there is no time pressure.

AirDNA is a great tool for gauging numbers in specific areas.

Use sold, pending & under contract data to gauge what the value of your property is. 

@Dominique Pradel-LewisIf by "passive deals" you mean investments that have fewer transactions, I agree there is less pressure on a custodian to be responsive.

As long as the economy is doing well, Florida will likely see a continued sustained rise in housing prices as the boomer generation is retiring at record levels, and are continuing to put downward pressure on Supply levels in Florida, creating more new construction opportunities, and rising housing prices.

You can use it as a gauge, but not as any help toward your appraisal as the appraisal is run based on strict comps and not income.

You need with a 1950 building to look at lead based paint, galvanized plumbing, asbestos,etc.Definitely scope the lines and check for water pressure.

This will also help with taking pressure off your tires so they last longer.H.