There's often discrepancies between the two regarding square footage because the listing agent sometimes includes finished basements that the County assessment office doesn't recognize.  

That will pull up dozens of recommendations from experienced investors.

Engineering companies will often assist with gathering bids and assessing costs.

In my humble opinion, when you buy a concession from a government, it's useful to know that the finances of that government are in a very poor state because it helps assessing the risk that the concession might be not be extended at maturity.

Once you have a good grasp on that, you can assess the risk of a REIT or regional player.

I don't know, you figure it out let me know, so I can clone a few dozen more. 

It might help to think of a few different categories:legal/land: encroachments, zoning issues, codes, neighborhoodphysical plant: wiring, roofs, HVAC systems, septic, gutters, deferred maintenance, lead, foundationsfinancials: tax changes, assessments, insurabilitytenants: arrears, deposits, ongoing disputesMy votes for most overlooked?

They range from 2 to 4.5% of assessed value and reset every 3 years.  

I have short term rentals in North Myrtle Beach and though I don’t have section 8 there I’ve had dozens in my apartments here in Burlington, Vt.It’s just more management intensive.  

So I'm curious how and where I would assess demographics/analytics, and what demographics/analytics to consider.