Not because I am one, but because they have access to all sorts of market trending data, and can also make you aware of deals in your local market.There are a number of indicators that they will track that can immediately show changes.Good luck...

Task #4: Data review, project management, Site Investigation summary report $2500 

See if you can also get historical data, so you take into account seasonal factors.The seller should be able to assist you with most of this.

Use only the data available.

All tenant files and unit keys are kept in a secure area, locked.We enter financial data from bank statements/check carbons, credit cards statements and mortgage statements into Quicken and print out financial reports for our tax professional as needed.

I too never use assessments for my purposes, since real valuation data is available.  

I like the idea; everyone will ask, "Where did you get the data?"

I would add the tax-free sale data to the mix on your sale question.  

I see lots of folks showing up at auctions holding the news paper so either way works..And if you don't want to pay for a newspaper ... then you hop in the car and go to the court house and Pull the NOD's  some court houses are friendlier than others with access to their data

My idea is that the CPU could upload routine logging data to me maybe a couple of times a day, and send me a text message for alerts (water running for a long time, temperature falling near freezing).