They supply comps using SFR criteria and that's not how MFUs are evaluated.MFU 5+ comps show GSI, (NOI sometimes), cost per unit, Cash on Cash and Cap rate.Little secret for your research efforts: ASK for everything, but GIVE nothing and then listen / read the data.  

Vflyer is taking market share from Postlets, which was bought by Zillow to boost its share of the rental advertising market.Speaking of which, Zillow and Trulia are the two fastest growing rental advertising sites.The City-Data forums are a great place to search for this type of info for a particular area.

If I don't load the data into my google calendar I don't know about them.

lat=38.9338676&lon=-77.17726040000002&level=e&q=mclean,%20vaWith the City-Data, make sure to zoom in...you can actually zoom into a street level to find crimes stats etc.I also use http://www.familywatchdog.us/ for registered sex offenders.

Many side plays, too.Ward Hanigan does a hands on training class in San Diego (ForeclosureForum.com).Rick Harmon - Very interesting on the small liens data mining, I do a lot of this kinda of work for my day JOB would love to chat with you about it further PM me if you want to talk.

Even if the demographic data shows a low vacancy rate for a particular area, buying a house in that area does not make sense, if there is very few people looking for a rental house.

In every market data is different, as is what access they have to that data.

There was no registration form and no data collection.

In J Scotts blog he includes closing cost and repair cost when determining Cap Rate, this is confusing me a bit.Cap Rate = NOI / Property PriceJ Scotts Blog Introduction to Real Estate Investment Analysis His example under Cap Rate looks like this:Here is the cap rate for our example property:Cap Rate = NOI / Property Price= $37,169 / $418,000= 8.89%If you look at the blog he breaks down the 418k at the top in the Cost Assumption table: I am trying hard to learn and remember these financial terms but depending on where I read I find discrepancies and it makes me crazy.As we all know the inclusion or exclusion of different factors can change the numbers and make a good deal look bad or bad deal look good.I'm just trying to get this stuff straight so I can create my spreadsheet and know its providing accurate data.

This will give you data on prices in your area and what others are asking.