So we can then analyze the data, view the property, and make an offer.  

We are currently working in CA, GA, AL, PA, IA, and IL, and are willing to expand.We need agents who can provide us MLS one-line data for their markets in csv or xls format. 

@Heidi Wills so I would add a bit of perspective to the "winter low to summer high" data.

It's funny because whatever point of view you have, you'll find news and data to support that point of view.  

So, what data would you go by?

I wouldn't personally refer anybody there because it's junk data and just an advertisement for those 3 companies that pay them for the leads. 

Conversely, we have strong underlying housing market data such as low foreclosures low unemployment, solid demand and so forth but we were in that position before  the big crash.

(Quote)The three major credit-reporting firms -- Equifax, Experian and TransUnion -- recently decided to remove tax-lien and civil-judgment data starting around July 1, according to the Consumer Data Industry Association, a trade group that represents them.

I have asked the appraiser to revisit his appraisal based on actual market data.

Due to multiple technology disasters with banks, note servicing companies and the IRS over the last 30 years of business we control all of our accounting data in house.